Volkswagen Transporter (T4; 1990 – 2003) – fuse box diagram

Posted on 24 July 20188 September 2024 by admin

Volkswagen Transporter (T4; 1990 – 2003) – fuse box diagram

Year of production: 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003

Volkswagen Transporter T4 – represents the 4th generation of the legendary Transporter series. This model was produced in 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 and 2003 with diesel and gasoline engines with different wheelbases: short and long, and with different roof height. Also on the T4, Volkswagen continued its lineup of luxury Caravelle, California and Multivan models. In this article, we will show the location of all electronic control sides and a detailed designation of the purpose of fuses and relays Volkswagen T4 with box diagrams in which they are located.

Locations

Volkswagen Transporter T4 (1990 - 2003) - fuse box location — Volkswagen Transporter T4 (1990 – 2003) – fuse box location

1	Air conditioning control unit 1 – with automatic temperature control – in the heater control panel, front
2	Air conditioning control unit 2 – with automatic temperature control – in the heater control panel, rear – central pillar
3	Evaporator Fan Control Unit (A / C) – With Rear A / C – Behind Right Rear Trim Panel
4	Air conditioning / heater fan motor control unit 1 – with automatic temperature control – front – fan unit
5	Air conditioning / heater blower motor control unit 2- with automatic temperature control – rear- bottom of the body, in the center
6	Aerial amplifier – behind the dash, passenger side
7	Alternator resistor – near additional relays – CV / AUF, with alternator 150A / automatic transmission / automatic temperature control – behind the central part of the dashboard
8	Additional battery – under the driver’s seat
9	Accumulator battery
10	Central locking signal control unit – behind the dashboard
11	Cruise control unit (with throttle motor) – cruise control is controlled by the ECM
12	Electronic cruise control module (without throttle motor) – behind dash, passenger side
13	Diagnostic connector (DLC) – instrument panel, driver’s side
14	Diagnostic unit – 05/99 (except for AAC / ABL / AET / AES / AJA) – in the instrument cluster
15	Cooling Fan Motor Relay – Behind Left Headlight
16	Cooling Fan Motor 1/2 Resistor – Behind Left Headlight
17	Coolant heater control unit (with additional coolant heater – D3W / B4W / D4W) – in the heater – underbody, in the center
18	Coolant heater control unit (with optional coolant heater – B7W / D7W) – behind the dash, passenger side
19	Engine oil pressure warning buzzer – in instrument cluster control unit
21	Fuse / relay box, instrument cluster 1
22	Fuse / relay box 2, dash – under dash fuse / relay box 1
23	Fuse / relay box, dash 3 – above dash fuse / relay box 1
24	Fuse / relay box, dash 4 – behind dash, center
25	Fuse / Relay Box, Driver’s Seat – Under Seat
26	Fuse / Relay Box, Engine Compartment – Battery Powered
27	Additional fuse (5A / 7.5A / 10A) – in the back of the audio system unit
28	Additional fuse (10A) – at the rear of the navigation system control unit
29	Headlights not switched off warning buzzer – in the instrument cluster control unit
30	Heater blower motor resistor – manual temperature control – blower unit, front
31	Horn 1/2 – behind the front bumper
32	Immobilizer control unit – behind the instrument cluster
33	Immobilizer ring antenna – near the ignition switch
34	Turn signal relay, alarm relay – in the alarm switch
35	Instrument Cluster Control Module / Digital Multifunction Display – In Instrument Cluster
36	Outside temperature sensor – behind the front bumper
37	Driver’s seat heating control unit – in the seat heating switch
38	Passenger seat heating control unit – in the seat heating switch
39	SRS control unit – under the dash, center
40	Sunroof electric control unit
41	Theme control unit – in the display of the navigation system
42	Telephone interface control unit – behind the instrument cluster
43	Electronic gearbox control unit – near the engine control unit
44	Vehicle speed sensor – gearbox

Passenger compartment

Fuse box location

The main fuse and relay box is located under the dash on the driver’s side.

Fuse box diagram

Version 1

№	A	Description
1	10	Left Headlight Low Beam
2	10	Right Headlight Low Beam
3	10	Instrument & License Lights
4	15	Rear Window Wiper/Washer, Heated Front Seats
5	15	Windshield Wiper/Washer, Rear Window Washer, Heated Washer Jets
6	30	A/C, Fresh Air Fan
7	10	Right Tail Light & Side Marker Light, Engine Compartment Lamp
8	10	Left Taillight & Side Marker Light
9	20	Rear Window & Mirror Heater
10	15	Fog Lamps
11	10	Left Headlight High Beam & High Beam Indicator
12	10	Right Headlight High Beam
13	10	Horn, Radiator Cooling Fan
14	10	Backup Lights, Electric Mirrors, Heated Front Seats, Windshield Washer Jets, Cruise Control, Power Roof
15	10	Engine Electronics
16	15	Warning/Indicator Lights, Multi-Function Indicator, Glove Box Light, ABS
17	10	Turn Signals
18	20	Fuel Pump
19	30	A/C, Radiator Cooling Fan
20	10	Brake Lights
21	15	Dome & Luggage Lamps, Clock, Radio, Central Locking System, Multi-Function Indicator, Vanity Mirror, OBD Diagnostic
22	10	Cigarette Lighter
Relay
1	A/C Control Module Relay
2	Rear Window Wiper/Washer Relay
3	ECM Power Supply Relay
4	Load Reduction Relay
5	Open
6	Emergency Flasher Relay
7	Headlight Washer Relay
8	Washer/Wiper Intermittent Relay
9	Seat Belt Warning Relay
10	Fog Lamp/Parking Lamp Relay
11	Dual Horn Relay
12	Fuel Pump Relay
13	Heater Control Module Relay
14	Coolant Pump After-Run Relay
15	Open
16	Open
17	Open
18	Roof Ventilator Fan (Fuse)
19	Heater Air Blower Relay
20	Starter Interlock/Back-up Light Relay
21	5	Back-up Lights, Cruise Control
22	20	A/C (Second Evaporator)
23	Rear Window Defroster/Heated Mirror Relay
24	20	Power Windows, Central Locking System
25	10	ABS System
26	15	Rear Window Defroster, Heated Mirrors
27	A/C Compressor Clutch Relay

Version 2

Fuse box diagram (main box)

№	A	Description
Relay assignment
1	(105)	Heater blower motor relay – rear (ventilation)
2	(174)	Rear window wiper / washer relay
3	(30/109)	Engine management relay
4	(18)	Ignition auxiliary circuits relay 1
5		Reserve
6	(22/21)	Emergency ventilation relay (with repeaters for direction indicators on the roof)
7	(95)	Headlight washer pump relay
8	(99)	Relay for intermittent operation of the windshield wiper / washer
9	(36)	Headlamps warning buzzer
10	(53)	Fog lamp relay
11	(53)	Horn relay
12	(167)	Fuel pump relay
Fuse
1	10	Left headlight – low beam, headlight range control
2	10	Right headlight – low beam, headlight range control
3	10	License plate lamps
4	15	Rear window wiper / washer, auxiliary ignition circuit relay 2, additional equipment
5	15	Windshield wiper / washer, heaters for windshield washer nozzles (05/01)
6	30	Air conditioning system, heater fan motor
7	10	Front right side / rear right side lamps
8	10	Lamps front left / rear left
9	20	Heated rear window, heated outside mirror
10	15	Fog lights
11	10	Left headlamp-high beam
12	10	RH headlamp-high beam
13	10	Sound signal
14	10	ABS system (with ESP), automatic transmission control system, additional equipment, central locking, cruise control system, power windows, power rear-view mirrors on the doors, reverse light (s)
15	10	Engine management system, crankcase ventilation heater, cruise control system, vehicle speed sensor
16	15	ABS indicator, glove box illumination lamp, turn signals, immobilizer, instrument cluster
17	10	Additional heater
18	20	Engine management system, fuel pump
19	30	A/C, Radiator Cooling Fan
20	10	Stop lights
21	15	Audio system, diagnostic connector (DLC), interior lamps, navigation system

Additional Fuse box

It is located under the main block.

№	A	Description
1	15	Accessory power connector
2	15	Trailer electrical connector
3	10	Roof identification light
4	20	Additional heater (AC V / AH Y / AJT / AU F)
5	10	Anti-lock braking system (ABS)
6		FOR Phone
7	15	Taxi
8	10	Roof fan
9	15	Audio system, instrument cluster
10	15	Central locking
11	15	Heated seats
12	30	Heated door mirrors, heated rear window
13		FOR PHONE (ACV / AH Y / AJT / AU F)
14	30	Air conditioning system – manual automatic temperature control
15	20	Additional heater

Additional relay box 1

Located at the top of the main unit.

Relay box diagram

Volkswagen Transporter T4 (1990 - 2003) - fuse box diagram - additional relay box no. 1 — Volkswagen Transporter T4 (1990 – 2003) – fuse box diagram – additional relay box no. 1

№		Description
1	(53)	Coolant pump relay
2	(125)	Idle speed control (AM) relay
3	(137)	Glow plug control unit (ABL)
4	(53)	Ignition auxiliary circuits relay 2 (some models)
5	(53)	Ignition auxiliary circuits relay 2 (AES, with air conditioning)
F1	30	Power window fuse
F2	15	Engine control unit
F3	15	Actuator

Additional relay box 2

It is located behind the dashboard in the center.

Fuse box diagram

№	Description
1	(106)	Auxiliary heater relay
2		Audio / Telephone Speaker Switch Relay
3	(53)	(53) Heater blower motor relay – rear (warm air)
4	(114)	Heater blower motor relay – automatic temperature control
5	(152)	Heater radiator coolant valve relay (rear heater)
6	(38)	Air intake changeover actuator relay (A / C / heater)
7	(53)	Alternator relay (AES, with 150A alternator)
8	(53)	Alternator relay (ACV / AUF, with alternator 150A / automatic / automatic temperature control)
9	(175)	Start inhibit switch relay / reversing lamp relay
10	(87)	Wheel hub connection control unit

Another unit can be located under the driver’s seat. The following items may be located there: (214/426) Relay for additional battery, (403) Relay for additional heater, (30A) Additional liquid heating system, (5A) Sockets , etc.

Engine compartment

Fuse box location

This unit is located on the cover in front of the battery.

Fuse box diagram

№	Description
1	60A	Glow plug relay
2	50A	Cooling fan motor
3	50A	Cooling fan motor
4	50A	Anti-lock braking system (ABS)
5	110A/150A/175A	Generator
6	30A	System of maintaining exchange rate stability
7	30A	Anti-lock braking system (with ESP)
8	5A	System of maintaining exchange rate stabilit

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Iveco Daily (IV; 2006 – 2011) – fuse and relay box diagram

Posted on 24 July 20183 August 2025 by admin

Iveco Daily (IV; 2006 – 2011) – fuse and relay box diagram

Year of production: 2006, 2007, 2008, 2009, 2010, 2011

This article covers the second-generation Iveco Daily IV (4th generation), produced from 2006 to 2011. It includes fuse box diagrams for the 2006, 2007, 2008, 2009, 2010 and 2011 models, provides details on the location of the fuse panels inside the vehicle, and explains the function and layout of each fuse.

Location

A. Instrument cluster
B. Key switch
C. Steering column switch unit
D. Interconnection central unit ”CPL”
E. Body Computer
F. Battery
G. Positive (+30) distribution central unit ”CBA”
H. Alternator
I. (Engine) interconnection central unit ”CVM”.

Engine compartment

Fuse box diagram (Positive connection central unit – CBA)

Assignment of the fuses in the engine compartment (positive cinnection central unit – CBA)

№	A	Function
1	500	Positive +30 for alternator starter
2	150	Positive for engine opening central unit ”CVM”
3	70	Positive +30 for ”CPL”
4	70	Positive +30 for ”CPL”
5	50	Positive +30 for box OPT
6	–	Positive +30 for ”CPL” – OPT prearrangement

Passenger compartment

Fuse box diagram (Instrument panel interconnection central units – CPL)

Assignment of the fuses in the passenger compartment (instrument panel interconnection central units – CPL)

№	A	Function
12	7.5	Right hand dipped headlight
13	7.5	Left hand dipped headlight – headlamp attitude rectifier
31	3	Relay T08-T17 in CVM and BC
32	15	Rotating-translating door
33	15	Air heater /Cigarette lighter
34	20	Socket
35	10	ABS8 or ESP8. Telma
36	20	Central locking
37	5	Switches for stop lights and various loads under 15
38	10	BC / Roof lamps internal relays power supply
39	15	Car radio – chrono-tachograph
40	10	Rh heated rear window
41	10	Lh heated rear window
42	5	Reverse lights switch
43	20	Windscreen wiper
44	–	AVAILABLE
45	–	AVAILABLE
46	–	AVAILABLE
47	25	Driver window winder
48	25	Passenger window winder
49	15	ECU for climate control system, car radio, heated seats
50	5	Airbag
51	5	Chrono-tachograph
52	–	AVAILABLE
53	7.5	Instrument cluster, rear fog lights
Relay
T-01	Right and left hand dipped headlights
T-11	Heated rear window
T-12	Cigarette lighter / socket / heater or climate control system
T-13	Power release from key

Fuse box diagram (Interconnection central unit – CVM)

Iveco Daily(IV; 2006 - 2011) - fuse and relay box doagram - Interconnection central unit (CVM) — Iveco Daily(IV; 2006 – 2011) – fuse and relay box doagram – Interconnection central unit (CVM)

Assignment of the fuses in the interconnection central units – CVM)

№	A	Function
0	60	Ignition glow plugs
1	40	ABS8 or ESP8
2	30	ABS8 or ESP8
3	30	ECU ESV1 (automatic gearbox)
4	30	ECU ESV1 (automatic gearbox)
5	30	Start-up switch
6	20	Heated mirrors and windscreen
7	20	Side marker lamps
8	30	Heater or climate control system fans
9	20	Windscreen washer
10	7.5	Horn
11	10	EDC16 (secondary loads)
14	7.5	Right hand full beam headlight
15	7.5	Left hand full beam headlight
16	5	EDC16, T02, T14, Additional heater
17	15	EDC16 (primary loads)
18	10	ECU ESV1 (automatic gearbox)
19	5	Baruffaldi
20	25	Fuel filter heater
21	15	Fuel pump
22	25	EDC16 (primary loads)
23	10	Additional heater
24	15	ECU ESV1 (automatic gearbox), PTO
26	10	Trailer socket
29	40	Air spring suspensions
30	15	Left and right hand front fog lights
54	40	Air spring suspensions

T02	20	Right and left hand full beam headlights
T03	20	Horn
T05	20	Baruffaldi power supply
T06	20	Heater / mirrors / windscreen
T07	20	Side marker lamps
T08	20	Heater or climate control system fans
T09	20	EDC16 (main relay)
T10	20	Fuel pump
T14	20	Left and right hand front fog lights
T17	20	Windscreen washer
T19	20	Fuel filter heater
T20	20	Diagnosis MODUS
T25	10/20	Windscreen wiper on/off
T26	10/20	Windscreen wiper 1st / 2nd speed
(F26, F29, F54, T25, T26) in container, out of central unit

Engine Compartment

Fuse box diagram (Optional fuse box)

Assignment of the fuses in the engine compartment (optional fuse box)

No.	Function	A
F-55 (2)	Rotary lights	10
F-25 (5)	Trailer connector	10
F-28 (8)	APU power supply	15
F-27 (11)	Working lights	10
Relays
T04 (1)	Rotary lights	20
T16 (12)	Working lights	10
T15 (3)	Free	–
T22 (4)	Air conditioning compressor actuation	20
T18 (6)	Baruffali cut-out	20
T24 (7)	Power takeoff actuation enable	20
T23 (9)	Air conditioning compressor	20
T21 (10)	Compressor ON signal fro EDC 16	20

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Volkswagen New Beetle (1998 – 2011) – fuse and relay box diagram

Posted on 23 July 201818 July 2025 by admin

Volkswagen New Beetle (1998 – 2011) – fuse and relay box diagram

Year of production: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011

The Volkswagen New Beetle, a compact car, was manufactured from 1998 to 2011. In this article, you’ll find fuse box diagrams for the 1998 through 2011 models, along with information on the location of the fuse panels inside the vehicle and details on the function and layout of each fuse and relay.

Location

Fuses -S162-, -S163-, -S164-, -S176-, -S177-, -S178-, -S179-, -S180- on fuse holder/battery
Fuses -S43-, -S111-, -S130-, -S144-, -S283-, -S329-, -S337-, -S338-, on the 13 position additional relay carrier above the relay plate
Fuses (S) in fuse holder, left dash panel

Engine compartment

Fuses (S) on fuse holder/battery

Assignment of the fuses in the engine compartment (battery)

№	A	Function/component
1	50	V101 – Secondary air pump motor, models with secondary air pump only J359 – Low heat output relay, models with diesel engines, manual gearbox only J360 – High heat output relay, models with diesel engines, manual gearbox only
2	50	J17 – Fuel pump relay (17/30) J370 – Glow plug activation control unit, models with diesel engines only
3	40	J293 – Radiator fan control unit (T4e/1) V7 – Radiator fan
4	110	J59 – X – contact relief relay (7/30)
5	110 150	C – Alternator (90A) C – Alternator (120A)
6	30	J104 – ABS control unit (T47a/1)
7	30	J104 – ABS control unit (T47a/32)
8	30	F18 – Radiator fan thermal switch J293 – Radiator fan control unit (T4e/3)

Passenger compartment

Fuses on the 13 position additional relay carrier above the relay plate

Assignment of the fuses in the passenger compartment (dashboard)

№	A	Function/component
A	30	Window regulator thermal fuse -S43-
B		Brake vacuum pump fuse -S283-^1 Vacant^2,7
C	30^3 10^7	Rear spoiler motor fuse -S329-^*3Secondary air pump fuse -S130-
F	–	Vacant
G	–	Vacant
H	15	Anti-theft alarm system fuse and immobilizer fuse -S111-^4 Telematics fuse -S338-^5
J	15^4 20^2,6	Anti-theft alarm system central locking fuse -S144-^4 Brake vacuum pump fuse -S283-^2 Fuse for dual clutch gearbox mechatronic unit -S337-^*6
Relay positions – relay on relay plate
1	J4 – Dual tone horn relay (53)
2	J59 – X-contact relief relay (100)
3	Vacant
4	J17 – Fuel pump relay (409) J52 – Glow plug relay (103)^*8
5	Automatic intermittent wash and wipe relay -J31- (377), (192), (389)
Relay positions on the 13 position additional relay carrier above the relay plate
1	Vacant
2	Vacant
3	Starter inhibitor relay, clutch pedal switch -J434- (53)^*9
4	Fog light relay -J5- (53)
5	Vacant
6	Vacant
7	Daytime running lights change-over relay -J89- (173)^*10
8	Heated exterior mirror relay -J99- (53)^*11
9	Alarm horn relay -J641- (for telematics only)
10	Turn signals relay for anti-theft alarm -J237- (for telematics only) Radiator fan 3rd speed relay -J135- (100) (only 1.8 l-engine) Secondary air pump relay -J299- (100) (only petrol engines, from July 2005) Low heat output relay -J359- (100) (engine code BEW only, from June 2003 up to December 2006)
11	Starter inhibitor and reversing light relay -J226- (126) (only for automatic gearbox 01M) Starter inhibitor relay -J207- (176) (from model year 2005; only for 6-speed automatic gearbox 09G, with Tiptronic)
12	Terminal 30 voltage supply relay -J317- (109) (for engine codes BPR, BPS only; models with diesel engines only)
13	High heat output relay -J360- (53) (engine code BEW only, from June 2003 up to December 2006)
1 – for models with manual gearbox, model year 2003 2 – models with automatic gearbox, from model year 2004 3 – models with 1.8 l engine, model year 2003 up to 2005 4 – up to model year 2003 5 – from model year 2004 6 – for models with engine code BEW; with dual clutch gearbox DSG 02E; from model year 2004 7 – from model July 2005 8 – engine codes ALH, ATD, AXR, BSW only 9 – only manual gearbox 10 – daytime running lights only 11 – American markets only; only models with mechanical window regulator

Fuses (S) in fuse holder, left dash panel

Volkswagen New Beetle (1998 - 2011) - fuse and relay box diagram - passenger compartment (dash panel) — Volkswagen New Beetle (1998 – 2011) – fuse and relay box diagram – passenger compartment (dash panel)

Assignment of the fuses in the passenger compartment (dashboard)

№	A	Function/component
1	10	J99 – Heated exterior mirror relay^*1 J131 – Heated driver seat control unit (T6/5) J132 – Heated front passenger seat control unit (T6b/5) W6 – Glove compartment light Z20/ Z21 – Left/right washer jet heater element
2	10	J1 – Turn signal relay (T7/6) M5/ M7 – Front left/right turn signal bulb M6/ M8 – Rear left/right turn signal bulb
3	5	E1 – Lighting switch E20 – Switches and instruments illumination regulator J5 – Fog light relay (4/86)
4	5	X – number plate light
5	7,5	E45 – Cruise control system switch^2 E159 – Fresh air/air recirculation flap switch (T8b/5) E184 – Fresh air and air recirculation switch^1 E227 – Cruise control system (CCS) SET button (T4q/3), CCS only^1 E231 – Exterior mirror heater button F36 – Clutch pedal switch (T4q/3) F47 – Brake pedal switch G65 – High-pressure sender (T3e/3) J89 – Daytime running lights change-over relay (8/86) J255 – Climatronic control unit (T16c/9)^1 J293 – Radiator fan control unit (T14/9) J386 – Driver door control unit (T18d/3) T16 – 16-pin connector, self-diagnosis (T16/1T16/16) V48 – Left headlight range control motor^1 V49 – Right headlight range control motor^1 Y2 – Digital clock^2 Y7 -Automatic anti-dazzle interior mirror^2
6	5	J393 – Convenience system central control unit (T23/5) Vacant, model year 2004
7	10	F4 – Reversing light switch F125 – Multifunction switch (T10t/10)^*2 G22 – Speedometer sender J226 – Starter inhibitor and reversing light relay (T9/5) K142 – Selector lever position P/N warning lamp M16 / M17 – Left/right reversing light bulb T16 – 16-pin connector, self-diagnosis (T16/1)
8	–	Vacant J412 – Mobile telephone operating electronics control unit (T18d/10)^*3
9	5	E256 – TCS and ESP button (T6/6) J104 – ABS control unit (T47a/4) G85 – Steering angle sender (T6k/5)
10	10	J285 – Control unit in dash panel insert (T32/30) J393 – Convenience system central control unit (T23/17), models with window regulator from 2003 only R – Radio Y2 – Digital clock
11	5	J285 – Control unit in dash panel insert (T32/1) N110 – Selector lever lock solenoid
12	7,5	T16 – 16-pin connector, self-diagnosis (T16/16) J502 – Tyre pressure monitor control unit (T20b/3)^*2
13	10	F – Brake light switch
14	10	J220 – Motronic control unit (T121/62) J271 – Motronic current supply relay J393 – Convenience system central control unit (T23/22), models with window regulator from model year 2003
15	5	G85 – Steering angle sender (T6p/4) for TCS/ESP J217 – Automatic gearbox control unit (T68/45) J285 – Control unit in dash panel insert (T32/23) Y2 – Digital clock^*2
16	10	J293 – Radiator fan control unit (T14/4)
17	–	Vacant
18	10	J5 – Fog light relay J285 – Control unit in dash panel insert (T32/a17) J607 – Right dip and main beam switch relay (for gas discharge bulb)^*1 M32 – Right main beam bulb
19	10	J606 – Left dip and main beam switch relay (for gas discharge bulb)^*1 M30 – Left main beam bulb
20	15	J607 – Right dip and main beam switch relay (for gas discharge bulb)^*1 M31 – Right headlight dipped beam bulb
21	15	J606 – Left dip and main beam switch relay (for gas discharge bulb)^*1 M29 – Left headlight dipped beam bulb
22	5	J285 – Control unit in dash panel insert (T32/26) M3 – Right side light bulb^2 M22 – Right brake and tail light bulb M34 – Front right side marker bulb^2 M36 – Front right turn signal and side marker bulb M38 – Rear right side marker bulb
23	5	J285 – Control unit in dash panel insert (T32/27) M1 – Left side light bulb^2 M21 – Left brake and tail light bulb M33 – Front left side marker bulb^2 M35 – Front left turn signal and side marker bulb M37 – Rear left side marker bulb
24	20	E22 – Intermittent wiper switch (T8c/8) J31 – Automatic intermittent wash and wipe relay (T18a/13), for headlight washer system only
25	25	E9 – Fresh air blower switch (T6d/2) J255 – Climatronic control unit (T16b/14)^1 V2 – Fresh air blower, for Climatronic only^1
26	25	E15 – Heated rear window switch (T6b/5) Z1 – Heated rear window
27	15	U1 – Cigarette lighter, from model year 2007 J29 – Blocking diode, from model year 2007 U18 – 12 V socket -2- U19 – 12 V socket 3, in luggage compartment
28	15	G6 – Fuel system pressurisation pump J17 – Fuel pump relay (T9b/1)^*3
29	15	J220 – Motronic control unit (T121/3) J248 – Diesel direct injection system control unit (T121/37)^1 N30/ N31/ N32/ N33/ N83 – Injector, cylinder^2 J623 – Engine control unit (T80/4), engine code CBPA only^*2 G70 – Air mass meter, (T5d/2), engine code BEW only, from June 2003 up to December 2006 J248 – Diesel direct injection system control unit, (T94/18), engine code BEW only, from June 2003 up to December 2006
30	20	J245 – Sliding sunroof adjustment control unit (T6l/4)
31	20	F125 – Multifunction switch (T8a/7)^*1 J217 – Automatic gearbox control unit (T68/23) J539 – Brake servo control unit (T6k/3)
32	30	N30/ N31/ N32/ N33 – Injector, cylinders, engine code CBPA only N280 – Air conditioning system compressor regulating valve^*2
32	15	J248 – Diesel direct injection system control unit (T121/2) N146 – Metering adjuster^*1
33	20	Vacant
34	10	G40 – Hall sender, engine code BEW only, from June 2003 up to December 2006 J52 – Glow plug relay (engine codes ALH and BEW only) J299 – Secondary air pump relay (T13/9)^3 J370 – Glow plug activation control unit, (6/87), engine code BEW only, from June 2003 up to December 2006 N18 – Exhaust gas recirculation valve (engine codes ALH and BEW only) N75 – Charge pressure control solenoid valve N79 – Heater element for crankcase breather^3 N108 – Commencement of injection valve (engine codes ALH and BEW only) N239 – Variable intake manifold flap change-over valve (engine codes ALH and BEW only) N205 – Inlet camshaft control valve 1 (engine codes ALH and BEW only) N249 – Turbocharger air recirculation valve (engine codes ALH and BEW only) N345 – Exhaust gas recirculation cooler change-over valve, engine code BEW only, from June 2003 up to December 2006 S130 – Secondary air pump fuse^*3 V157 – Intake manifold flap motor, engine code BEW only, from June 2003 up to December 2006
35	30	U19 – 12 V socket 3, in luggage compartment U10 – Trailer socket (T13/9)^*3
36	15	E7 – Fog light switch (T17/2)
37	20	J220 – Motronic control unit (T121/62) J248 – Diesel direct injection system control unit (T121/88), engine codes ALH and BEW J271 – Motronic current supply relay (1/30) J393 – Convenience system central control unit (T23/17), models with window regulator J623 – Engine control unit (T80/15), engine code CBPA only S283 – Brake vacuum pump fuse
38	15	E204 – Tank filler flap remote release switch E233 – Rear lid remote release button J386 – Driver door control unit (T29/19), models with window regulator J387 – Front passenger door control unit (T29a/19), models with window regulator J393 – Convenience system central control unit (T23/22)^*3
39	15	E3 – Hazard warning light switch (T8d/8)
40	20	H1 – Horn or dual tone horn J4 – Dual tone horn relay (3/30)
41	15	U1 – Cigarette lighter U5 – 12 V socket U18 – 12 V socket -2-, from 07.03 U19 – 12 V socket 3, in luggage compartment, from 07.03 Vacant^*3
42	25	R – Radio (T8/5, T8/7)
43	10	G39 – Lambda probe G70/G42 – Air mass meter/ Intake air temperature sender, engine codes BPS, BPR only G108 – Lambda probe 2 G130 – Lambda probe after catalytic converter G465 – Centre Lambda probe for bank 1 catalytic converter, engine code BPR only J299 – Secondary air pump relay (4/85)^1 N80 – Activated charcoal filter system solenoid valve 1 N112-Secondary air inlet valve^1 V144 – Fuel system diagnostic pump
43	10	F36 – Clutch pedal switch F47-Brake pedal switch J359 – Low heat output relay J360 – High heat output relay N79-Heater element for crankcase breather
44	15	J131 – Heated driver seat control unit (T6/4) J132 – Heated front passenger seat control unit (T6b/4)
1 – model year 2002 up to july 2005 2 – from model July 2005 3 – from model July 2009

J179 – Automatic glow period control unit*¹,²

Volkswagen New Beetle (1998 - 2011) - fuse and relay box diagram - engine compartment (automatic glow period control unit) — Volkswagen New Beetle (1998 – 2011) – fuse and relay box diagram – engine compartment (automatic glow period control unit)

Location: in centre of plenum chamber ⇒ -arrow-
1) engine code BEW only
2) from June 2003 up to December 2006

Additional relay carrier

Assignment of the fuses in the additional relat carrier

№	Function/component
1	Secondary air pump relay -J299- (100)^1 High heat output relay -J360- (100)^2
2	Motronic current supply relay -J271- (458)^1 Low heat output relay -J359- (53)^2
1 – petrol engines only 2 – diesel engines only

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Volkswagen UP! (2011 – 2017) – fuse and relay box diagram

Posted on 23 July 201814 July 2025 by admin

Volkswagen UP! (2011 – 2017) – fuse and relay box diagram

Year of production: 2011, 2012, 2013, 2014, 2015, 2016, 2017

The city car Volkswagen Up is available from 2011 to the present. In this article, you will find fuse box diagrams of Volkswagen Up 2011, 2012, 2013, 2014, 2015, 2016 and 2017, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).

Location

Fuse holder D -SD-
Fuse holder C -SC-
Fuse holder B -SB-
Fuse holder A -SA-

Engine compartment

Fitting location fuse holder A -SA-

Assignment of the fuses in the engine compartment (holder A -SA-)

№	A	Function/component
SA1	150 175^*2	Alternator -C-
SA2	30	Amplifier -R12-
SA3	110	Fuse holder C -SC- Main relay -J271- Terminal 75 voltage supply relay 1 -J680-
SA4	40 50^*3	Power steering control unit -J500-
SA5	40	ABS control unit -J104-
SA6	40	Radiator fan control unit -J293-
SA7	50	Automated manual gearbox control unit -J514-^*1
1 – Depends on equipment 2 – Only models with start/stop system 3 – From model May 2013

Fitting location fuse holder B -SB-

Volkswagen Up! (2011 - 2017) - fuse and relay box diagram - engine compartment (holder B) — Volkswagen Up! (2011 – 2017) – fuse and relay box diagram – engine compartment (holder B)

Assignment of the fuses in the engine compartment (holder B -SB-)

№	A	Function/component
SB1	25	ABS control unit -J104-
SB2	30	Radiator fan thermal switch -F18- Radiator fan control unit -J293-
SB3	5 7.5^*1	Radiator fan control unit -J293- Terminal S ignition/starter switch -D-
SB4	10	ABS control unit -J104-
SB5	5 7.5^*1	Onboard supply control unit -J519-
SB6	30	Fuse holder C -SC- Ignition/starter switch -D-
1 – From model May 2013

Passenger Compartment

Fuse holder C -SC-

Volkswagen Up! (2011 - 2017) - fuse and relay box diagram - engine compartment (holder C) — Volkswagen Up! (2011 – 2017) – fuse and relay box diagram – engine compartment (holder C)

Assignment of the fuses in the passenger compartment (holder C -SC-)

№	A	Function/component
1	5 7.5^*1	Dash panel insert -K- Engine control unit -J623- Radiator fan control unit -J293-
2	15	Air conditioning system relay -J32- Air conditioning system control unit -J301- Diagnostic connection -U31- High-pressure sender -G65-
3	7.5	Brake light switch -F- Clutch pedal switch -F36- Camshaft control valve 1 -N205-
4	7.5	Onboard supply control unit -J519- • Light switch -E1- Dipped beam/daytime running lights/main beam
5	5 7.5^*1	Onboard supply control unit -J519- • Ignition/starter switch -D- CCS switch -E45-
6	5 7.5^*1	Headlight range control regulator -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Mirror adjustment switch -E43-
7	10	Selector lever -E313-
8	7.5	Automated manual gearbox control unit -J514- Selector lever -E313-
9	7.5	Airbag control unit -J234- Centre switch module 2 in dash panel -EX35-
10	5 7.5^*1	Parking aid control unit -J446-
11	10	Right headlight dipped beam bulb -M31-
12	5 7.5^*1	Dash panel insert -K- Rear left fog light bulb -L46- Control unit in dash panel insert -J285-^1 Onboard supply control unit -J519-^1
13	10	Left headlight dipped beam bulb -M29-
14	15	Rear window wiper motor -V12-
15	15	Light switch -E1-
16	5 7.5^*1	Terminal 15 voltage supply relay -J329- Power steering control unit -J500-
17	15	Washer pump switch (automatic wash/wipe and headlight washer system) -E44-
18	7.5	Reversing light switch -F4-
19	15	Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32-
20	5 7.5^*1	ABS control unit -J104- Emergency braking function sensor unit -J939- Steering angle sender -G85-
21	5 7.5^*1	Right side light bulb -M3- Right tail light bulb -M2- Number plate light -X- Onboard supply control unit -J519- • Light switch -E1- Side lights
22	10	Left daytime running light bulb -L174- Right daytime running light bulb -L175-
23	5 7.5^*1	Left side light bulb -M1- Left tail light bulb -M4-
24	15	Headlight flasher switch -E5-
25	10	Windscreen and rear window washer pump -V59-
26	5 7.5^*1	Main relay -J271- Dash panel insert -K- Steering angle sender -G85-
27	7.5	Onboard supply control unit -J519- • Front interior light -W1- • Front passenger reading light -W13- • Driver side reading light -W19-
28	5 7.5^*1	Diagnostic connection -U31-
29	7.5	Onboard supply control unit -J519-
30	5 7.5^*1	Onboard supply control unit -J519- • Heated exterior mirror on driver side -Z4- • Heated exterior mirror on front passenger side -Z5-
31	10	Lambda probe -G39- Lambda probe after catalytic converter -G130- Activated charcoal filter solenoid valve 1 -N80-
32	15	Onboard supply control unit -J519- • Turn signal/brake light
33	10	Right headlight main beam bulb -M32-
34	10	Left headlight main beam bulb -M30- Dash panel insert -K-
35	–	–
36	15 20^*1	Cigarette lighter -U1-
37	30	Air conditioning system control unit -J301- Heater control unit -J162-
38	15	Radio -R-
39	30	Sliding sunroof adjustment control unit -J245-
40	15	Engine control unit -J623-
41	25	Onboard supply control unit -J519- • Central locking
42	25	Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291-
43	20	Heated front seats control unit -J774- Switch module in centre of dash panel -EX22- Centre switch module 2 in dash panel -EX35-
44	15	Fuel pump relay -J17-
45	20	Light switch -E1-
46	30	Onboard supply control unit -J519- • Heated rear window -Z1-
47	25 30^*1	Front right window regulator switch -E41- Operating unit for window regulator in driver door -E512-^4 Driver side central locking lock unit -F220-^3
48	20	Onboard supply control unit -J519- • Treble horn -H2- • Bass horn -H7-
49	20 30^*1	Onboard supply control unit -J519- • Wiper motor control unit -J400-
50	15 20^*2	Left fog light bulb -L22- Right fog light bulb -L23- Onboard supply control unit -J519-^*2
51	25 30^*1,4	Front left window regulator switch -E40- Operating unit for window regulator in driver door -E512-^3 Driver side central locking lock unit -F220-^4
1 – From model May 2013 2 – Only models with start/stop system 3 – From model November 2014 4 – Only right-hand drive models

Fuse holder D -SD-

Volkswagen Up! (2011 - 2017) - fuse and relay box diagram - engine compartment (holder D) — Volkswagen Up! (2011 – 2017) – fuse and relay box diagram – engine compartment (holder D)

Assignment of the fuses in the passenger compartment (holder D -SD-)

№	A	Function/component
SD1	5 7.5^*1	Emergency braking function sensor unit -J939- Relay for emergency braking function -J1020-^*1
SD2	5 7.5^*1	Dash panel insert -K-
SD3	10 15^*1	Radio -R-
SD4	7.5	Voltage converter -A19- Starter relay 1 -J906- Starter relay 2 -J907-
SD5	–	–
SD6	–	–
SD7	–	–
SD8	–	–
SD9	15	Onboard supply control unit -J519- • Right main beam/dipped beam/daytime driving lights
SD10	15	Onboard supply control unit -J519- • Left main beam/dipped beam/daytime driving lights
SD11	30	Starter relay 1 -J906- Starter relay 2 -J907-
SD12	30	Voltage converter -A19-
1 – From model May 2013

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram

Posted on 20 July 20184 August 2025 by admin

Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram

Year of production: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

In this article, we take a look at the first-generation Audi A1 (8X), manufactured from 2010 to 2018. You will find fuse box diagrams for Audi A1 models from 2010 through 2018, learn where the fuse panels are located inside the vehicle, and discover the function of each fuse and relay (fuse layout).

Location

Fuse holder D -SD-
Fuse holder A -SA-
Fuse holder C -SC-
Relay/fuse holder F -SF-
Fuse holder B -SB-, Fuse holder H -SH-
Fuse holder B -SB-

Luggage compartment (Fuse holder A -SA-)

At battery positive terminal (for models with battery in luggage compartment only).

Fuse box diagram

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - luggage compartment (holder A) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – luggage compartment (holder A)

Assignment of the fuses in the luggage compartment (fuse holder A)

No.	A	Function/component
1	–	Vacant
2	110	Onboard supply Engine component supply
3	–	Vacant

Engine comparmtnet (Fuse holder B -SB-)

Fuse box diagram (for models with battery in engine compartment)

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - engine compartment (holder B) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – engine compartment (holder B)

Fuse box diagram (for models with battery in luggage compartment)

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - engine compartment (holder B)Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - engine compartment (holder B) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – engine compartment (holder B)

Assignment of the fuses in the engine compartment

No.	A	Function/component
1	175	Alternator -C-
2	40	Low heat output relay -J359- Heater element for auxiliary air heater -Z35-
3	110 ¹⁾	Onboard supply¹⁾ Engine component supply¹⁾
4	80	Power steering control unit -J500-
5	50²⁾ 40 ³⁾	Radiator fan thermal switch -F18- Radiator fan control unit -J293-
6	50	Automatic glow period control unit -J179-
7	60	High heat output relay -J360- Battery monitor control unit -J367¹⁾ Auxiliary heater element -Z35-
1) for models with battery in engine compartment only 2) no longer fitted, phased out (model year 2011) 3) phased-in modification (model year 2011)

Engine comparment

Fuses in electronics box in fuse holder B -SB-/ Fuse holder H -SH-

Fuse box diagram

In electronics box, in left engine compartment.
For S1 version models only, from January 2014, For models from November 2014 only.

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - engine compartment (holder B/holder H) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – engine compartment (holder B/holder H)

Fuses in the electronics box

No.	A	Function/component
1	110 ⁴⁾ 5⁵⁾	Onboard supply⁴⁾ Engine component supply⁴⁾ Radiator fan control unit -J293-⁵⁾ Radiator fan -V7^-5)
2	250	Alternator -C- Voltage regulator -C1-
3	–	Battery +
4	80	Power steering control unit -J500-
5	50 ⁶⁾	Automatic glow period control unit -J179-⁶⁾ Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-
6	50 ⁷⁾ –⁸⁾ – ⁹⁾	Radiator fan control unit -J293-⁷⁾ Radiator fan -V7-⁷⁾ –
7	125	Onboard supply⁸⁾ Engine component supply⁸⁾
4) for models with battery in engine compartment only, up to October 2014 5) for models from November 2014 only 6) for models with diesel engine only, from November 2014 7) for models up to October 2014 8) for models with battery in engine compartment only, from November 2014 9) Fuse 5 on fuse holder B -SB5- bridged, (see note)

Fuses in electronics box in fuse holder H -SH-

Fuses in the electronics box

No.	A	Function/component
1	40	Heater element for auxiliary air heater -Z35-, stage 1
2	30	Radiator fan control unit -J293- Radiator fan -V7-
3	–	Vacant
4	40	Heater element for auxiliary air heater -Z35-, stage 2
5	40	Heater element for auxiliary air heater -Z35-, stage 3
6	30	Mechatronic unit for dual clutch gearbox -J743-
7	7.5	Engine control unit -J623-
8	20	Wiper motor switch-over relay 1 -J368- Wiper motor switch-over relay 2 -J369-
9	5	Battery monitor control unit -J367-
10	10	Suppression filter -C24-
11	–	Vacant
12	10 ¹²⁾ 15 ¹³⁾¹⁰⁾¹¹⁾	Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29-
13	5	Brake light switch -F- Clutch position sender -G476-
14	5 ¹³⁾ 10¹⁰⁾¹¹⁾¹²⁾	Thermal switch for air conditioning system shut-off -F163- Fuel metering valve -N290- Oil pressure regulation valve -N428- Cylinder head coolant valve -N489- Coolant circulation pump -V50- Circulation pump -V55- Charge air cooling pump -V188- Auxiliary heating pump -V488-
15	5	Onboard supply control unit -J519-, T52c/34 Engine control unit -J623-, T91/67;T94/… Voltage stabiliser -J532-, T12aa/4
16	30	Starter motor -B-
17	15 ¹²⁾¹³⁾ 30 ¹⁰⁾¹¹⁾	Engine control unit -J623-
18	5¹⁰⁾¹¹⁾ 10¹²⁾¹³⁾	Oil level and oil temperature sender -G266- Fuel pump relay -J17- Radiator fan control unit -J293- Low heat output relay -J359- High heat output relay -J360- Charge pressure control solenoid valve -N75- Recirculation valve for turbocharger -N249- Intake manifold flap valve -N316- Oil pressure regulation valve -N428- Cooling oil valve -N471-
19	7.5¹⁰⁾ 10 ¹¹⁾¹³⁾ 20¹²⁾	Engine component current supply relay -J757- Fuel pressure regulating valve -N276- Fuel metering valve -N290- Injector 2 for cylinder 1 -N532- Injector 2 for cylinder 2 -N533- Injector 2 for cylinder 3 -N534- Injector 2 for cylinder 4 -N535- Actuator 1 for camshaft adjustment -F366- Actuator 2 for camshaft adjustment -F367- Actuator 3 for camshaft adjustment -F368- Actuator 4 for camshaft adjustment -F369- Actuator 5 for camshaft adjustment -F370- Actuator 6 for camshaft adjustment -F371- Actuator 7 for camshaft adjustment -F372- Actuator 8 for camshaft adjustment -F373- Vacuum pump for brakes -V192-
20	5¹⁰⁾¹¹⁾ 10¹³⁾ 20 ¹²⁾	Automatic glow period control unit -J179- Exhaust flap control unit -J883- Crankcase breather heater element -N79- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Exhaust camshaft control valve 1 -N318- Continued coolant circulation pump -V51- Sender 1 for secondary air pressure -G609- Sender 2 for secondary air pressure -G610-
10) for models with 1.4 l diesel engine only 11) for models with 1.6 l diesel engine only 12) for models with 1.0 l/1.4 l petrol engine only 13) for models with 1.8 l/2.0 l petrol engine only

Passenger compartment

Fuse box diagram (Fuse holder C -SC-)

Fuse Box in the driver’s side of the instrument panel

No.	A	Function/component
Black
1	30	Digital sound package control unit -J525- Voltage stabiliser -J532- Radio -R-
2	40	Heater control unit -J65- X-contact relief relay -J59- Fresh air blower control unit -J126- Fresh air blower -V2-
3	20	Cigarette lighter -U1- 12 V socket -U5-
4	15	Trailer detector control unit -J345-
5	5	Data bus diagnostic interface -J533-
6	30	Front passenger door control unit -J387- Rear right door control unit -J389-
7	30	Driver door control unit -J386- Rear left door control unit -J388-
8	30	Heated rear window relay -J9- Heated rear window -Z1-
9	25	ABS control unit -J104-
10	20	Onboard supply control unit -J519-
11	15	High tone horn -H2- Low tone horn -H7- Horn relay -J413-
12	30	Onboard supply control unit -J519-
Brown
1	5	Alarm horn -H12- Anti-theft alarm sensor -G578-
2	5 ¹⁹⁾¹⁶⁾ 7.5 ¹⁴⁾¹⁵⁾¹⁷⁾¹⁸⁾²⁰⁾	Terminal 30 voltage supply relay -J317-²²⁾ Motronic current supply relay -J271-²¹⁾ Engine control unit -J623-
3	5	Onboard supply control unit -J519-
4	5 15 ²³⁾	ABS control unit -J104- Voltage stabiliser 2 -J570- All-wheel drive control unit -J492-²³⁾
5	–	Vacant
6	5	Light/rain sensor -G397- Aerial amplifier for mobile telephone -R86- Telephone bracket -R126- Front roof module -WX3-
7	15 ²¹⁾ 20 ²²⁾	Fuel pump control unit -J538- ²¹⁾ Fuel pump relay -J17- ²²⁾
8	10 ²¹⁾	Auxiliary coolant pump relay -J496-, up to October 2014
9	5	Steering column electronics control unit -J527-
10	5	Light switch -E1-
11	10	Climatronic control unit -J255- Air conditioning system control unit -J301- Front passenger door control unit -J387- (up to April 2012) Rear right door control unit -J389- (up to April 2012) 16-pin connector -T16-, diagnosis connection
12	10	Driver door control unit -J386- (up to April 2012) Rear left door control unit -J388- (up to April 2012)
13	10	Onboard supply control unit -J519-
14	20	Relay for power sockets -J807-, for models without trailer socket only
15	30	Onboard supply control unit -J519-
16	20	Wiper motor switch-over relay 1 -J368-, up to October 2014 Engine component current supply relay -J757-²³⁾²⁴⁾ Ignition coil 1 with output stage -N70-²³⁾²⁴⁾ Ignition coil 2 with output stage -N127-²³⁾²⁴⁾ Ignition coil 3 with output stage -N291-²³⁾²⁴⁾ Ignition coil 4 with output stage -N292-²³⁾²⁴⁾
Red
1	5 ¹⁹⁾²⁰⁾ 20 ¹⁵⁾¹⁶⁾¹⁷⁾	Automatic glow period control unit -J179- Vacuum pump for brakes -V192-
2	10 5 ³⁴⁾	Brake light switch -F- (up to October 2011) brake pedal switch -F63- (up to October 2011) auxiliary coolant pump relay -J496- Lambda probe heater -Z19- (up to October 2011) Lambda probe 1 heater after catalytic converter -Z29-, (up to October 2011) Supply Fuse 9 on fuse holder F -SF9-, (from November 2011, up to October 2014) Supply Fuse 10 on fuse holder F -SF10- (from November 2011, up to October 2014) ABS control unit -J104-, from November 2011
3	5 ¹⁸⁾¹⁹⁾²⁰⁾ 7.5 ¹⁶⁾ 15 ¹⁴⁾¹⁵⁾¹⁷⁾	Air mass meter -G70-, up to October 2014 Fuel pump relay -J17-, up to October 2014 Low heat output relay -J359-, up to October 2014 High heat output relay -J360-, up to October 2014 Engine component current supply relay -J757-, up to October 2014 Fuel pressure regulating valve -N276-, up to October 2014 Coolant circulation pump -V50-, up to October 2014
4	15 ¹⁴⁾¹⁵⁾¹⁷⁾¹⁶⁾ 25 ¹⁸⁾ 30 ¹⁹⁾²⁰⁾	Engine control unit -J623- Clutch position sender -G476-, up to October 2011 Brake light switch -F-, up to October 2011
5	20 ¹⁸⁾ 15 ¹⁹⁾²⁰⁾ 20 ¹⁴⁾¹⁵⁾¹⁷⁾ 30 ¹⁶⁾	Ignition coil 1 with output stage -N70-, up to October 2014 Ignition coil 2 with output stage -N127-, up to October 2014 Ignition transformer -N152-, up to October 2014 Fuel pressure regulating valve -N276-, up to October 2014 Fuel metering valve -N290-, up to October 2014 Ignition coil 3 with output stage -N291-, up to October 2014 Ignition coil 4 with output stage -N292-, up to October 2014
6	10 20 ¹⁶⁾	Radiator fan control unit -J293-, up to October 2014 Heater element relay -J925-, up to October 2014 Charge pressure control solenoid valve -N75-, up to October 2014 Activated charcoal filter solenoid valve 1 -N80-, up to October 2014 Exhaust camshaft control valve 1 -N205-, up to October 2014 Recirculation valve for turbocharger -N249-, up to October 2014 Intake manifold flap valve -N316-, up to October 2014 Exhaust camshaft control valve 1 -N318-, up to October 2014 Switchover valve for exhaust recirculation cooler -N345-, up to October 2014 Oil pressure regulation valve -N428-, up to October 2014 Intake cam adjuster for cylinder 2 -N583-, up to October 2014 Exhaust cam adjuster for cylinder 2 -N587-, up to October 2014 Intake cam adjuster for cylinder 3 -N591-, up to October 2014 Exhaust cam adjuster for cylinder 3 -N595-, up to October 2014 Pump for exhaust recirculation cooler -V400-
7	5	CD changer -R41-
8	5	Internet access control unit -J666- Chip card reader control unit -J676- Radio -R- TV tuner -R78-
9	5	Control unit in dash panel insert -J285-
10	5	Relay for automatic anti-dazzle interior mirror -J910- Automatic anti-dazzle interior mirror -Y7-
11	7.5 ³²⁾ 15 ³³⁾	Radio -R- Control unit for information electronics 1 -J794-
12	5	Display unit for front information display and operating unit control unit -J685-
14) for models with 1.2 l petrol engine only 15) for models with 1.4 l petrol engine (90 kW) only 16) for models with 1.4 l petrol engine (103 kW) only 17) for models with 1.4 l petrol engine (136 kW) only 18) for models with 2.0 l petrol engine only 19) for models with 1.6 l diesel engine only 20) for models with 2.0 l diesel engine only 21) for models with petrol engine only 22) for models with diesel engine only 23) for models with 2.0 l petrol engine, from January 2014 24) for models with 1.8 l petrol engine, from November 2014 32) for models with MMI only 33) for models without MMI only 34) from November 2011

Fuse box diagram (Fuse holder D -SD-)

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - passenger compartment (holder D) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – passenger compartment (holder D)

Fuse Box in the passenger’s side of the instrument panel

No.	A	Function/component
Black
1	7.5	ESL control unit -J764-
2	20	Trailer detector control unit -J345-
3	20	Trailer detector control unit -J345-
4	30 7.5	Mechatronic unit for dual clutch gearbox -J743-, up to October 2014 Electronically controlled damping control unit -J250-, from January 2014
5	30	Headlight washer system relay -J39- Headlight washer system pump -V11-
6	5	Interface control unit for vehicle location system -J843-
7	7.5	Entry and start authorisation control unit -J518-
8	15	Mechatronic unit for dual clutch gearbox -J743-, up to October 2014
9	20	Sliding sunroof motor -V1-
10	7.5	Selector lever sensors control unit -J587-
11	15 ³⁵⁾	Engine component current supply relay -J757-, up to October 2014 Fuel pressure regulating valve -N276- , up to October 2014
12	–	Vacant
Brown
1	5	Reversing light switch -F4- Selector lever sensors control unit -J587- Mechatronic unit for dual clutch gearbox -J743-
2	10	High-pressure sender -G65- Oil level and oil temperature sender -G266- Air conditioning system control unit -J301- Relay for power sockets -J807- Automatic anti-dazzle interior mirror -Y7- 16-pin connector -T16-, diagnosis connection
3	5	Data bus diagnostic interface -J533-
4	5	Heater control unit -J65- Control unit for structure-borne sound -J869-
5	7.5	Light switch -E1- Starter relay 1 -J906- Voltage stabiliser -J532- Starter relay 2 -J907- Relay for automatic anti-dazzle interior mirror -J910- Front left headlight -MX1- Front right headlight -MX2-
6	5	Light switch -E1-
7	5	ABS control unit -J104-, up to October 2014 Voltage stabiliser 2 -J570-, up to October 2014 Electronically controlled damping control unit -J250-, from January 2014
8	5	Heated driver seat regulator -E94- Heated front passenger seat regulator -E95- Hazard warning lights button -E229- Heated rear window button -E230- TCS and ESP button -E256- Parking aid button -E266- Tyre pressure monitor display button -E492- Start/Stop operation button -E693- Trailer detector control unit -J345- Left washer jet heater element -Z20- Right washer jet heater element -Z21-
9	5	Power steering control unit -J500-
10	5 ³⁶⁾ 7.5 ³⁷⁾	Air mass meter -G70- Fuel pump control unit -J538- Crankcase breather heater element -N79-
11	5	Airbag control unit -J234- Front passenger airbag deactivated warning lamp -K145-
12	5	Parking aid control unit -J446-
13	5	Control unit for headlight range control -J431-
14	30	Seat heating control unit -J882-
15	15	Rear window wiper motor -V12-
16	5	Engine control unit -J623- Air mass meter -G70-
Red
1	–	Vacant
2	–	Vacant
3	10	All-wheel drive control unit -J492- , gradual phase-out
4	–	Vacant
5	–	Vacant
6	–	Vacant
7	–	Vacant
8	–	Vacant
9	–	Vacant
10	5 10	Special vehicle control unit -J608-
11	–	Vacant
12	–	Vacant
35) for models with 2.0 l petrol engine only 36) for models with petrol engine only 37) for models with diesel engine only

Fuse box diagram (relay/fuse holder F -SF-)

Audi A1 (8X; 2010 - 2018) - fuse and relay box diagram - passenger compartment (holder F) — Audi A1 (8X; 2010 – 2018) – fuse and relay box diagram – passenger compartment (holder F)

Fuse/Relay panel under the steering wheel

No.	A	Function/component
1	40	Voltage stabiliser -J532-
2	50	Supply fuse carrier 1 -ST1- in fuse holder D -SD-
3	40	Terminal 15 voltage supply relay -J329-
4	40	ABS control unit -J104-
5	5	Voltage stabiliser 2 -J570-, gradual phase-out
6	5	Onboard supply control unit -J519- Voltage stabiliser -J532- Voltage stabiliser 2 -J570-, gradual phase-out Engine control unit -J623-
16	10	Brake light switch -F- (from November 2011, up to October 2014) Clutch position sender -G476- (from November 2011, up to November 2014)
17	5	Lambda probe heater -Z19- (from November 2011, up to October 2014) Lambda probe 1 heater after catalytic converter -Z29- (from November 2011, up to November 2014)

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

MG MG3 (2013 – 2018) – fuse and relay box diagram

Posted on 20 July 201813 May 2025 by admin

MG MG3 (2013 – 2018) – fuse and relay box diagram

Year of production: 2013, 2014, 2015, 2016, 2917, 2018

This article covers the second-generation MG MG3, following its first facelift, produced from 2013 to 2018. It includes fuse box diagrams for the 2013 to 2018 models, provides information on the locations of the fuse panels inside the vehicle, and details the function of each fuse (fuse layout).

Location

Passenger Compartment Fuse Box （below the glove box at the front passenger side）.
Engine Compartment Fuse Box （at the left side of the Engine Compartment

Passenger Compartment Fuse Box

Fuse Box Location

The fuses are located below the glove box at the front passenger side.

Fuse Box Diagram

MG MG3 (2013 - 2018) - fuse and relay box diagram - passenger compartment fuse box — MG MG3 (2013 – 2018) – fuse and relay box diagram – passenger compartment fuse box

Assignment of the fuses in the passenger compartment

No.	А	Function
F1	20	Rear Wiper Relay, Rear Washer Relay (LHD)
F2	15	Centre Console Power Socket
F3	5	Diagnostic Socket
F4	5	ABS, IPK, DC/DC, ECM, BCM, SAS, Yaw Rate Sensor
F5	10	Rear Washer Relay (RHD)
F6	5	Air Condition, Blower Relay, Centre Console Power Socket Relay, Heated Rear Window Relay, Headlamp Levelling Switch , Passenger Side Airbag Disabled Indicator
F7	15	Super Lock Relay
F8	10	SRS DCU
F9	10	Inertia Switch
F10	5	Left Position Lamp, Switch Illumination, Left Tail Lamp
F11	5	Front Interior/Map Lamp
FI2	5	Rear License Plate Lamp, Right Tail Lamp, Switch Illumination, Right Position Lamp
F13	20	Brake Pedal Switch, Reverse Lamp Switch
F14	15	CDL Motor (Lock), Tailgate Motor (Lock)
FI5	10	Reserve Fuse
FI6	15	CDL Motor (Unlock), Tailgate Motor (Unlock)
F17	10	Horn
FI8	10	BCM, Rear Washer Relay, Driver Door Combination Switch, IPK , In Car Entertainment
FI9	5	Left Brake Lamp, High Mounted Brake Lamp
F20	20	Left Rear Window Lift Switch
F2I	5	Right Brake Lamp
F22	20	Right Rear Window Lift Switch
F23	5	ECM, BCM
F24	25	Passenger Window Lift Switch
F2S	20	Rear Screen ideating
F26	25	Driver Door Combination Switch
F27	10	Exterior Rear View Mirror Heating
F28	15	In Car Entertainment
F29	–	–
F30	10	Air Condition
F3I	–	–
F32	10	IPK
F33	–	–
F34	5	DAB
F35	5	Reserve Fuse
F36	10	Reserve Fuse
F37	15	Reserve Fuse
F38	20	Reserve Fuse

Engine Compartment Fuse Box

Fuse Box Diagram

Assignment of the fuses in the engine compartment

No.	А	Function
F1	10	Right Front Low Beam Lamp
F2	5	Post-Oxygen Sensor, Inlet Cam Solenoid, Exhaust Cam Solenoid
F3	10	Left Front Low Beam Lamp
F4	10	Air Condition Compressor Clutch
F5	5	ECM
F6	5	Cooling Fan Relay, Purge Control Valve, Air Condition Compressor Clutch Relay, Fuel Pump Relay, Stop Start Switch
F7	30	Front Wiper Enable Relay, Front Wiper Speed Control Relay
F8	5	Pre-Oxygen Sensor
F9	15	Day Time Running Lamp, IPK Illumination
F10	10	Right Front High Beam Lamp, IPK Illumination
F11	10	Left Front High Beam Lamp
F12	30	Ignition Coils, Injectors, ECM
F13	30	–
FL1	20	Alternator, Passenger Compartment Fuse Box Fuse F4, FLI 1
FL2	50	SCS ECU (Pump)
FL3	40	Cooling Fan
FL4	60	Passenger Compartment Fuse Box Fuse F20, F22, F24, F26
FL5	80	Passenger Compartment Fuse Box Fuse FI, F3, F4, F5, F7, F9, F25, F27, Rear Screen Heating Relay
FL6	25	SCS ECU (Valve)
FL7	50	Ignition Switch
FL8	25	Common Unlock and Lock Relays
FL9	30	DC/DC Converter
FL10	25	Horn Relay, Washer Pump Relay
FL11	30	Blower Motor, Air Conditioning
FL12	25	Dipped Beam Relay
FL13	30	Starter Relay
FL14	25	BCM Indicators & Rear Fog Lamp
FL15	30	Position Lamp Relay, Day Time Running Lamp Relay, Engine Compartment Fuse Box Fuse F9, FIO, FI 1, Passenger Compartment Fuse Box Fuse FI0, FI2
FL16	–	–

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

MG ZR (2001 – 2005) – fuse and relay box diagram

Posted on 20 July 201812 May 2025 by admin

MG ZR (2001 – 2005) – fuse and relay box diagram

Year of production: 2001, 2002, 2003, 2004, 2005

The MG ZR hatchback was produced from 2001 to 2005. This article provides fuse box diagrams for the 2001 through 2005 models, details the locations of the fuse panels within the vehicle, and explains the function of each fuse (fuse layout).

Passenger Compartment Fuse Box

Fuse Box Location

Fuse Box Diagram

MG ZR (2001 - 2005) - fuse and relay box diagram - passenger compartment fuse box — MG ZR (2001 – 2005) – fuse and relay box diagram – passenger compartment fuse box

Assignment of the fuses in the passenger compartment

No	A	Description
1	15	Horn
2	20	Window – RH rear
3	10	Rear fog guard lights
4	20	Window – LH rear
5	10	Interior & luggage compartment lights, Seat belt buckle – RH, Audio unit. Door mirrors, Clock
6	20	Window – LH front
7	30	Sunroof
8	20	Window – RH front
9	20	Screen washers, Headlight washers
10	10	Headlight – RH main beam
11	10	Daylight running lights, Interior illumination (Scandinavia)
12	10	Headlight – LH main beam
13	10	Side & tail lights – LH, Headlight levelling – LH, Glovebox light. Clock, Interior lights
14	10	Headlight – RH dipped beam
15	10	Side & tail lights – RH, Headlight levelling – RH, Number plate light
16	10	Headlight – LH dipped beam
17	20	Blower motor
18	20	Seat heaters
19	10	Audio system
20	10	Engine starting
21	15	Windscreen wipers – front
22	10	Door mirrors
23	10	Anti-lock braking system
24	10	Brake lights. Reversing lights
25	10	Anti-theft alarm. Blower motor, Direction indicators, Clock, Instrument pack
26	15	Rear screen wiper. Headlight washers. Air conditioning illumination. Seat heaters
27	5	Airbag SRS

Engine compartment fuse box

Fuse Box Location

The fuse box is located on the left hand side of the engine compartment.

Fuse Box Diagram

MG ZR (2001 - 2005) - fuse and relay box diagram - engine compartment fuse box — MG ZR (2001 – 2005) – fuse and relay box diagram – engine compartment fuse box

Assignment of the fuses in the engine compartment

No	A	Description
1	10	Engine management system. Automatic transmission selector, Speedometer
2	20	Engine management system. Fuel pump
3	10	Engine management system. Glow plug relay
4	10	Air conditioning relay, Cooling fan relay
5	25	Anti-theft alarm. Central door locking
6	15	Front fog lights
7	15	Hazard warning lights
8	15	Engine management system
9	10	Air conditioning
10	20	Fuel cut-off switch

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Volkswagen Caddy (III; 2003 – 2004) – fuse and relay box diagram

Posted on 20 July 201825 August 2025 by admin

Volkswagen Caddy (III; 2003 – 2004) – fuse and relay box diagram

Year of production: 2003, 2004

In this article, we take a look at the third-generation Volkswagen Caddy (2K) before its first facelift, produced between 2003 and 2010. You will find fuse box diagrams for the 2003–2004 models, along with details on the location of the fuse panels inside the vehicle and the assignment of each fuse (fuse layout).

Location

Fuses on fuse holder A -SA- (On the electronics box, on left in engine compartment)
Fuses on fuse holder B -SB- (On left in engine compartment)
Fuses on fuse holder C -SC- (Under left dash panel)

Engine Compartment

Fitting location of fuse holder A (A -SA-)

Fuse box diagram

Assignment of the fuses in the engine compartment (pre-fuse box)

No.	A	Function/component
1	150	Alternator -C- 90A / 110A
1	200	Alternator -C- 140A
2	80	Power steering control module -J500- Electromechanical power steering motor -V187-
3	80	Radiator fan control unit -J293- Radiator fan -V7- Radiator fan on right of radiator -V35-
4	70	Onboard supply control unit -J519- X-contact relief relay -J59- Fuse 7 on fuse holder -SC7- Fuse 8 on fuse holder -SC8- Fuse 28 on fuse holder -SC28- to -SC35-
5	–	Not used
6	100	Fuses on fuse holder C -SC- Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC56-
7	50	Fuses on fuse holder C -SC- Fuse 39 on fuse holder -SC39- to -SC41-

Fitting location of E-box high fuse holder (B -SB-)

Fuse box diagram

Assignment of the fuses in the engine compartment

No.	A	Function/component
1	30	ABS Control Module -J104-
2	30	ABS Control Module -J104-
3	–	Not used
4	5	Onboard supply control unit -J519-
5	20	Onboard supply control unit -J519- Double-tone horn relay -J4- , Signal horn relay -J413- Treble horn -H2- Bass horn -H7-
6	20	Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- Ignition transformer -N152-
7	5	Brake pedal switch -F47- J…-Engine Control Modules Clutch position sender -G476-
8	10	Exhaust gas recirculation valve -N18- Activated charcoal filter solenoid valve 1 -N80- Variable intake manifold changeover valve -N156- Protective resistor -N235- Radiator fan control unit -J293- Intake manifold flap motor -V157-
9	10	Fuel pump relay -J17- (BDJ, BJB) Glow plug relay -J52- (BDJ) Automatic glow period control module -J79- (BJB)
10	10	Exhaust gas recirculation valve -N18- Charge pressure control solenoid valve -N75- Exhaust gas recirculation fan switch-over valve -N345-
11	25	Motronic Control Module -J220- (BCA) Simos Control Module -J361- (BGU, BSE, BSF)
11	30	Diesel direct injection system control module -J248- (BDJ, BJB)
12	15	Lambda probe -G39- (BCA) Lambda probe after catalytic converter -G130- (BCA)
13	–	Not used
14	–	Not used
15	25	Starter -B-
16	15	Steering column electronics control module -J527-
17	10	Control unit in dash panel insert -J285-
18	–	Not used
19	15	Control module with display for radio and navigation system -J503- Radio -R-
20	10	Mobile telephone operating electronics control module -J412-
21	–	Not used
22	–	Not used
23	–	Not used
24	10	Data bus diagnostic interface -J533-
25	–	Not used
26	5	Terminal 30 voltage supply relay -J317- (BDJ, BJB )
26	10	Motronic control module -J220- (BCA)
27	10	Heater element for crankcase breather -N79-
28	–	Not used
29	20	Cylinder 1 injector -N30- (BCA) Cylinder 2 injector -N31- (BCA) Cylinder 3 injector – N32- (BCA) Cylinder 4 injector -N33- (BCA)
30	20	Auxiliary heater control unit -J364-
31	30	Windscreen wiper motor -V-
32	10	Cylinder 1 injector -N30- (BGU) Cylinder 2 injector -N31- (BGU) Cylinder 3 injector -N32- (BGU) Cylinder 4 injector -N33- (BGU)
32	40	Glow plug 1 -Q10- (BDJ) Glow plug 2 -Q11-
33	15	Fuel pump -G6- (BCA, BGU)
33	40	Glow plug 3 -Q12- (BDJ) Glow plug 4 -Q13-
34	–	Not used
34	–	Not used
35	–	Not used
36	–	Not used
37	–	Not used
38	10	Headlight range control regulator -E102- Left headlamp levelling actuator -V48- Right headlamp levelling actuator -V49-
39	5	Oil level and oil temperature sensor -G266- Control unit in dash panel insert -J285-
40	20	Fuses on fuse holder C -SC- Fuse 1 on fuse holder -SC1- to -SC6- Fuse 9 on fuse holder -SC9- to -SC16- Fuse 25 on fuse holder -SC25- to -SC27-
41	–	Not used
42	5	Fuel pump relay -J17- (BCA, BGU)
42	10	Air mass meter -G70- (BJB)
43	–	Not used
44	–	Not used
45	15	Lambda probe -G39- (BGU) Lambda probe after catalytic converter -G130- (BGU)
46	–	Not used
47	40	Onboard supply control unit -J519- , left headlight
48	40	Onboard supply control unit -J519- , right headlight
49	–	Not used
50	–	Not used
51	40	Secondary air pump relay -J299- (BGU) Secondary air pump motor -V101-
51	50	Automatic glow period control module -J179- (BJB) Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-
52	–	Not used
53	25	Driver door control unit -J386- Front passenger door control unit -J387-
54	50	Radiator fan control unit -J293- Radiator fan -V7- Right fan for coolant -V35- Radiator fan thermal switch -F18- Radiator fan -V7-

Passenger Comparment

Position of fuses on fuse holder C -SC-

Fuse box diagram

Assignment of the fuses in the engine compartment

No.	A	Function/component
1	–	Not used
2	5	Trailer detector control unit -J345-
3	5	Heater/heat output switch -E16- High pressure sender -G65-
4	–	Not used
5	–	Not used
6	–	Not used
7	5	Heated driver seat regulator -E94- Heated front passenger seat regulator -E95-
8	5	Left washer jet heater element -Z20- Right washer jet heater element -Z21-
9	5	Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145-
10	5	Mobile telephone operating electronics control unit -J412-
11	10	Power steering control unit -J500-
12	–	Not used
13	–	Not used
14	5	Traction control system switch -E132- TCS and ESP button -E256- ABS control unit -J104-
15	10	Reversing light switch -F4- Auxiliary heater operation relay -J485- (from May 2004) Control unit with display for radio and navigation system -J503- (commercial equipment) T16 – Self-diagnosis connection (T16/1)
16	5	Data bus diagnostic interface -J533-
17	7.5	Left tail light and rear fog light bulb -M41- (models without central locking)
18	–	Not used
19	–	Not used
20	–	Not used
21	–	Not used
22	5	Remote control receiver for auxiliary coolant heater -R149-
23	10	Brake light switch -F- Left brake light bulb -M9- Right brake light bulb -M10- High level brake light bulb -M25- ABS control unit -J104-
24	10	Light switch -E1- Air conditioning system control unit -J301- 16-pin connector -T16- (self-diagnosis connection T16/16)
25	30	Heated driver seat control unit -J131- Heated front passenger seat control unit -J132-
26	10	J… – Engine control units
27	15	Rear window wiper motor -V12- (from May 2004)
28	5 20	Light switch -E1- (models with central locking) Fog light switch -E7- (models without central locking) Rear fog light switch -E18- (models without central locking)
29	15	Rear window wiper motor -V12- (up to April 2004)
30	25	Light switch -E1- (models without central locking) Fuse 37 on fuse holder C -SC37- Fuse 38 on fuse holder C -SC38-
31	15	Auxiliary heater operation relay -J485- (up to April 2004)
32	15	Washer pump -V5-
33	–	Not used
34	–	Not used
35	40	Fresh air blower -V2- Auxiliary heater operation relay -J485-
36	–	Not used
37	15	Right dipped beam bulb -M31- (models without central locking)
38	15	Left dipped beam bulb -M29- (models without central locking only)
39	–	Not used
40	20	Trailer detector control unit -J345-
41	20	Trailer socket -U10-
42	15 30	12 V socket -U5- (near handbrake lever) 12 V socket 2 -U18- (left luggage compartment)
43	15	Electric fuel pump 2 relay -J49- (BCA, BGU) Fuel pump relay -J17- (BDJ, BJB) Fuel system pressurisation pump -G6-
44	5	Interior monitoring sensor -G273- Vehicle inclination sender -G384- Alarm horn -H12-
45	5	Aerial selection control unit -J515-
46	7.5	Onboard supply control unit -J519- (Interior light)
47	25 30	Cigarette lighter -U1- Rear cigarette lighter -U9-
48	20	Headlight washer system relay -J39- Headlight washer system pump -V11-
49	10	Driver door control unit -J386- Front passenger door control unit -J387-
50	–	Not used
51	–	Not used
52	25	Fresh air blower relay -J13- Onboard supply control unit -J519-
53	25	Convenience system central control unit -J393-
54	–	Not used
55	–	Not used
56	–	Not used
57	–	Not used
58	–	Not used

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Volkswagen Caddy (III; 2005 – 2007) – fuse and relay box diagram

Posted on 20 July 201826 August 2025 by admin

Volkswagen Caddy (III, 2005 – 2007) – fuse and relay box diagram

Year of production: 2005, 2006, 2007

In this article, we take a look at the third-generation

Volkswagen Caddy (2K) before its first facelift, produced between 2003 and 2010. You will find fuse box diagrams for the 2005–2008 models, along with details on the location of the fuse panels inside the vehicle and the assignment of each fuse (fuse layout).

Location

Fuses on fuse holder A -SA- (On the electronics box, on left in engine compartment)
Fuses on fuse holder B -SB- (On left in engine compartment)
Fuses on fuse holder C -SC- (Under left dash panel)

Engine Compartment

Fitting location of fuse holder A (A -SA-)

Fuse box diagram

Assignment of the fuses in the engine compartment (pre-fuse box)

No.	A	Function/component
1	150	Alternator -C- 90A / 110A
1	200	Alternator -C- 140A
2	80	Power steering control module -J500- Electromechanical power steering motor -V187-
3	50	Radiator fan control unit -J293- Radiator fan -V7- Right fan for coolant -V35- Radiator fan thermal switch -F18- Radiator fan -V7-
3	80	Radiator fan control unit -J293-¹⁾
4	50²⁾ 80³⁾	Onboard supply control unit -J519-²⁾ X-contact relief relay -J59-²⁾ Fuse 7 on fuse holder -SC7- Fuse 8 on fuse holder -SC8- Fuse 28 on fuse holder -SC28- to -SC33-
5	100	Not used (from May 2005 to November 2006) Fuses on fuse holder C -SC- (from November 2006) Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC52- (up to April 2009) Fuse 42 on fuse holder -SC42- to -SC53- (from May 2009)
6	100	Fuses on fuse holder C -SC- (from May 2005 to November 2006) Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC52- Not used (from November 2006) High heat output relay -J360- (from September 2007) Auxiliary air heater element -Z35-
6⁶⁾	50	Low heat output relay -J359-⁴⁾ Auxiliary air heater element -Z35-
7	50	Fuses on fuse holder C -SC- Fuse 39 on fuse holder -SC39- to -SC41-⁵⁾
7⁶⁾	100	High heat output relay -J360-⁵⁾ Auxiliary air heater element -Z35-
1) Only models with increased fan output 2) Only models with central locking 3) Only models without central locking 4) Only models with trailer coupling 5) Only models with auxiliary air heater (PTC) 6) from May 2008

Fitting location of E-box high fuse holder (B -SB-)

Fuse box diagram

Assignment of the fuses in the engine compartment (holder B)

No.	A	Function/component
1	–	Not used
2	15 5¹⁾	Steering column electronics control module -J527- Not used (from May 2008)
3	5	Onboard supply control unit -J519-
4	30	ABS Control Module -J104-
5	15	Mechatronics unit for dual clutch gearbox -J743-
6	5	Control unit in dash panel insert -J285- Steering column electronics control module -J527- (from May 2008)
7	40	Not used (up May 2008) Terminal 15 voltage supply relay 2 -J681- (from May 2008)
8	15	Control module with display for radio and navigation system -J503- Radio -R-
9	10 5¹⁾	Mobile telephone operating electronics control module -J412-
10	10	Motronic current supply relay -J271- (BUD, BSX) Term. 30 voltage supply relay -J317- (BDJ, BST, BLS, BSU, BJB, BCA, BMM) Motronic control module -J220- (BCA) Engine control module -J623- (BSX, BUD)
11	20	Auxiliary heater control unit -J364-
12	5	Data bus diagnostic interface -J533-
13	25 15¹⁾	Engine control module -J623- (BSX, BUD) Simos control module -J361- (BGU, BSE, BSF)
13	30	Diesel direct injection system control module -J248- (BDJ, BLS, BJB, BST, BSU, BMM) Motronic control module -J220- (BCA)
14	20	Ignition coil 1 with output stage -N70- (BCA, BSX, BUD) Ignition coil 2 with output stage -N127- (BCA, BSX, BUD) Ignition coil 3 with output stage -N291- (BCA, BSX, BUD) Ignition coil 4 with output stage -N292- (BCA, BSX, BUD) Ignition transformer -N152- (BGU, BSE, BSF, BSX)
15	5	Fuel pump relay -J17- (BDJ, BST, BLS, BSU, BJB, BMM) Glow plug relay -J52- (BDJ, BST) Automatic glow period control module -J179- (BLS, BSU, BJB, BMM)
15	10	Fuel pump switch-off relay -J333- (BSX) Cylinder 1 injector -N30- (BUD) Cylinder 2 injector -N31- (BUD) Cylinder 3 injector -N32- (BUD) Cylinder 4 injector -N33- (BUD) Gas injector 1 -N366- (BSX) Gas injector 2 -N367- (BSX) Gas injector 3 -N368- (BSX) Gas injector 4 -N369- (BSX)
16	30	ABS Control Module -J104-
17	20	Onboard supply control unit -J519- Signal horn relay -J413- Treble horn -H2- Bass horn -H7-
18	30	Special vehicle control unit -J608-
19	30	Windscreen wiper motor -V-
20	40	Glow plug 3 -Q12- (BDJ, BST) Glow plug 4 -Q13- (BDJ, BST)
21	10	Lambda probe heater -Z19- (BLS, BMM)
21	15	Lambda probe heater -Z19- (BGU, BSE, BSF, BCA, BSX, BUD) Lambda probe 1 heater after catalytic converter -Z29- (BGU, BSE, BSF, BCA, BSX, BUD)
22	5	Brake pedal switch -F47- (up to May 2006) Clutch position sender -G476-
23	5	Secondary air pump relay -J299- (BGU, BSE) Exhaust gas recirculation valve -N18- (BDJ, BST)
23	10	Exhaust gas recirculation valve -N18- (BJB, BSU) Charge pressure control solenoid valve -N75- (BJB, BLS, BSU, BMM) Exhaust gas recirculation cooler changeover valve -N345- (BJB, BLS, BSU, BMM) Tank shut-off valve 1 -N361- (BSX) Tank shut-off valve 2 -N362- (BSX) Tank shut-off valve 3 -N363- (BSX) High-pressure valve for gas operation -N372- (BSX) Tank shut-off valve 4 -N429- (BSX)
24	10	Exhaust gas recirculation valve -N18- (BCA) Cylinder 1 injector -N30- (BSX) Cylinder 2 injector -N31- (BSX) Cylinder 3 injector -N32- (BSX) Cylinder 4 injector -N33- (BSX) Activated charcoal filter solenoid valve 1 -N80- (BCA, BGU, BSE, BSF, BUD) Variable intake manifold changeover valve -N156- (BGU, BSE, BSF) Intake manifold flap motor -V157- (BDJ, BST) Radiator fan control unit -J293- Protective resistor -N235-
25	40	Onboard supply control unit -J519- , right headlight
26	40	Onboard supply control unit -J519- , left headlight
27	40	Secondary air pump relay -J299- (BGU, BSE) Secondary air pump motor -V101- Glow plug 1 -Q10- (BDJ, BST) Glow plug 2 -Q11- (BDJ, BST)
27	50	Automatic glow period control module -J179- (BJB, BLS, BSU, BMM) Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-
28	40	Terminal 15 voltage supply relay 2 -J681-
29	30	Driver door control unit -J386- (only models with electric window regulators) Front passenger door control unit -J387- (only models with electric window regulators)
30	30	Fuses on fuse holder C -SC- (special-purpose vehicles) Fuse 18 on fuse holder -SC18- Fuse 19 on fuse holder -SC19- Fuse 36 on fuse holder -SC36- Fuse 53 on fuse holder -SC53- to -SC56-
30	50	Low heat output relay -J358- (from September 2007) Auxiliary air heater element -Z35-
1) from May 2007

Passenger Comparment

Position of fuses on fuse holder C -SC-

Fuse box diagram

Assignment of the fuses in the passenger compartment (holder C)

No.	A	Function/component
1	– 10	Not used (applicable up to May 2006) 10-pin connector -T10c- (from November 2006; for models with electric interface only)
1	10 15¹⁾	2-way radio switch -E72- (applies to special vehicles only) Engine continues to run without key button -E489- (applies to special vehicles only) Special vehicle control unit -J608- (up November 2006; applies to special vehicles only) 4-pin connector -T4g- (applies to special vehicles only)
2	5	Fuel pump relay -J17- (BCA, BGU, BSE, BSF, BUD, BSX) Terminal 15 voltage supply relay -J329- (BGU, BSE, BSF, BUD, BSX) Data bus diagnostic interface -J533- Engine control unit -J623-
3	5	Headlight range control regulator -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Traction control system switch -E132- (from November 2006) TCS and ESP button -E256- (from November 2006) Selector lever -E313- (from November 2006; only models with direct shift gearbox) Brake light switch -F- (from November 2006) ABS control unit -J104- (from November 2006) Trailer detector control unit -J345- (from November 2006) Power steering control unit -J500- (from November 2006; only models with power steering) Selector lever sensors control unit -J587- (from November 2006; only models with direct shift gearbox) Mechatronic unit for dual clutch gearbox -J743- (from November 2006; only models with direct shift gearbox)
4	5	Mobile telephone operating electronics control unit -J412- (only models with telephone)
5	15	Air mass meter -G70- (BLS, BSU, BJB, BDJ, BST) Heater element for crankcase breather -N79- (BCA, BGU, BSE, BSF, BUD, BLS, BSU, BJB) Reversing light switch -F4- (from November 2006) Auxiliary heater operation relay -J485- (from November 2006; only models with auxiliary coolant heater) 16-pin connector -T16- (from November 2006; self-diagnosis connection)
5	10	Heater element for crankcase breather -N79- (BSX) Activated charcoal filter system solenoid valve 1 -N80- (BSX) 16-pin connector -T16- (from November 2006; self-diagnosis connection) Reversing light switch -F4- (from November 2006) Auxiliary heater operation relay -J485- (from November 2006; only models with auxiliary coolant heater)
6	5	Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145-
7	5	Heater/heat output switch -E16- (only models with seat heating and without central locking) Air conditioning system control unit -J301- (only models with seat heating and without central locking) Not used (from November 2006)
8	5	Left washer jet heater element -Z20- (only models without central locking) Right washer jet heater element -Z21- (only models without central locking) Not used (from November 2006)
9	10	Power steering control unit -J500- (only models with power steering) Not used (from November 2006)
10	10	Reversing light switch -F4- Auxiliary heater operation relay -J485- (only models with auxiliary coolant heater) 16-pin connector -T16- (self-diagnosis connection) Not used (from November 2006)
11	–	Not used (applicable up to May 2006)
11	10	2-pin connector -T2ab- (applies to special vehicles only, applicable from June 2006)
12	–	Not used (applicable up to May 2006)
12	5	Interior light switch (taxi) -E115- (only taxi) Taxi sign switch -E138- (only taxi) Hands-free system button -E487- (only taxi) Taxi meter -G41- (only taxi)
12	10	2-pin connector -T2ac- (applies to special vehicles only) 28-pin connector -T28a- (applies to special vehicles only)
13	5	Trailer detector control unit -J345- (only models with trailer operation and without central locking) Not used (from November 2006)
14	5	Traction control system switch -E132- TCS and ESP button -E256- ABS control unit -J104- Brake light switch -F- (applicable from June 2006) Not used (from November 2006)
15	5	Selector lever -E313- (only models with direct shift gearbox) Selector lever sensors control unit -J587- (only models with direct shift gearbox) Mechatronic unit for dual clutch gearbox -J743- (only models with direct shift gearbox) Not used (from November 2006)
16	5	Heater/heat output switch -E16- (only models without air conditioning system) High pressure sender -G65- (only models with air conditioning system) Oil level and oil temperature sender -G266- (only for models with flexible service interval display) Control unit in dash panel insert -J285-
17	7.5	Left tail light and rear fog light bulb -M41- (models without central locking) Rear fog light cut-out contact switch -F216- (only models with trailer operation and without central locking)
18	5	Not used (applicable up to May 2006) Taxi alarm remote control, control unit -J601- (only taxi, applicable from June 2006) 10-pin connector -T10c- (for models with electric interface only) (from November 2006)
19	5	Not used (applicable up to May 2006) 10-pin connector -T10c- (for models without electric interface only, applicable from June 2006)
19	10	Taxi meter -G41- (only taxi, applicable from June 2006) Two-way radio -R8- (only taxi, applicable from June 2006)
20	5	Automatic gearbox control unit -J217-
20	10	10-pin connector -T10c- (from November 2006; for models with electric interface only)
21	5 10¹⁾	Selector lever -E313- (only models with direct shift gearbox) Selector lever sensors control unit -J587- (only models with direct shift gearbox) Tiptronic switch -F189- (from November 2006; only models with direct shift gearbox) Automatic gearbox control unit -J217- (from November 2006) 16-pin connector -T16- (from November 2006; self-diagnosis connection) Light switch -E1- (from November 2006) Heater/heat output switch -E16- (from November 2006) Air conditioning system control unit -J301- (from November 2006) Remote control receiver for auxiliary coolant heater -R149- (from November 2006; only models with remote control receiver for auxiliary coolant heater)
22	5	Remote control receiver for auxiliary coolant heater -R149- (only models with remote control receiver for auxiliary coolant heater) Not used (from November 2006)
23	10	Brake light switch -F- (applicable up to May 2006)
23	10	3-pin connector -T3r- (applies to special vehicles only, applicable from June 2006)
24	10 5¹⁾	Light switch -E1- (up November 2006) Heater/heat output switch -E16- (up November 2006) Air conditioning system control unit -J301- (up November 2006) 16-pin connector -T16- (up November 2006; self-diagnosis connection) Interior monitoring sensor -G273- (from November 2006) Vehicle inclination sender -G384- (from November 2006) Alarm horn -H12- (from November 2006)
25	–	Not used
26	20	Injector, cylinder 1 -N30- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 2 -N31- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 3 -N32- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 4 -N33- (BCA, BGU, BSE, BSF, BUD)
27	20	Not used (up November 2006) Automatic gearbox control unit -J217- , under front left wheel housing liner (from November 2006)
28	5	Light switch -E1- (models with central locking)
28	20	Rear fog light switch -E18- (from November 2006; only models without central locking)
29	15	Rear window wiper motor -V12- (models with rear window wiper only)
30	5	Heater/heat output switch -E16- (only models with seat heating and central locking) Air conditioning system control unit -J301- (only models with seat heating and central locking)
30	25	Light switch -E1- (only models without central locking)
31	15	Onboard supply control unit -J519-
32	5	Left washer jet heater element -Z20- (only models with central locking) Right washer jet heater element -Z21- (only models with central locking)
33	40	Heater/heat output switch -E16- Air conditioning system control unit -J301- Auxiliary heater operation relay -J485- (only models without auxiliary coolant heater)
34	–	Not used
35	–	Not used
36	–	Not used (applicable up to May 2006)
36	20	10-pin connector -T10ai- (applies to special vehicles only, applicable from June 2006)
37	15	Right dipped beam bulb -M31- (models without central locking)
38	15	Left dipped beam bulb -M29- (models without central locking only)
38	10	Fluorescent light in rear of high roof -W41- (applies to special vehicles only, applicable from June 2006) Fluorescent light in centre of high roof -W42- (applies to special vehicles only, applicable from June 2006)
39	–	Not used
40	20	Trailer detector control unit -J345-
41	20	Trailer socket -U10-
42	15	12 V socket -U5- (without 12 V socket, in luggage compartment)
42	30	12 V socket -U5- (near handbrake lever) 12 V socket 2 -U18- (left luggage compartment)
43	15	Electric fuel pump 2 relay -J49- (BCA, BGU, BSE, BSF, BUD, BSX) Fuel pump relay -J17- (BDJ, BJB, BLS, BSU, BJB, BSE, BSF, BUD, BSX)
44	5	Interior monitoring sensor -G273- Vehicle inclination sender -G384- Alarm horn -H12- Not used (from November 2006)
45	5	Aerial selection control unit -J515- (applicable up to May 2006)
45	20	Headlight washer system relay -J39- (from November 2006; only models with headlight washer system) Headlight washer system pump -V11- (from November 2006; only models with headlight washer system)
45	30	10-pin connector -T10ai- (applies to special vehicles only, applicable from June 2006)
46	7.5	Onboard supply control unit -J519- (Interior light)
47	25	Cigarette lighter -U1-
48	20	Headlight washer system relay -J39- (up November 2006) Headlight washer system pump -V11- (up November 2006)
48	30	Heated front seats control unit -J774- (from November 2006; only models with lateral support heater)
49	10	Driver door control unit -J386- (only models with central locking) Front passenger door control unit -J387- (only models with central locking)
50	25	Convenience system central control unit -J393-
51	30	Heated driver seat control unit -J131- (up November 2006) Heated front passenger seat control unit -J132- (up November 2006) Heated front seats control unit -J774-
52	25	Fresh air blower relay -J13- (only models with auxiliary heater) Onboard supply control unit -J519- Heated rear window -Z1-
53	–	Not used
54	–	Not used
55	–	Not used
56	–	Not used
57	5	Not used (applicable up to May 2006) Accident data memory -J754- (applies to special vehicles only, applicable from June 2006) 10-pin connector -T10c- (from November 2006; for models with electric interface only)
58	10	Not used (applicable up to May 2006) 4-pin connector -T4g- (applies to special vehicles only, applicable from June 2006)
1) from November 2006

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Volkswagen Caddy (III; 2008 – 2010) – fuse and relay box diagram

Posted on 20 July 201827 August 2025 by admin

Volkswagen Caddy (III; 2008 – 2010) – fuse and relay box diagram

Year of production: 2008, 2009, 2010

In this article, we take a look at the third-generation Volkswagen Caddy (2K) before its first facelift, produced between 2003 and 2010. You will find fuse box diagrams for the 2008 – 2010 models, along with details on the location of the fuse panels inside the vehicle and the assignment of each fuse (fuse layout).

Location

Fuses on fuse holder A -SA- (On the electronics box, on left in engine compartment)
Fuses on fuse holder B -SB- (On left in engine compartment)
Fuses on fuse holder C -SC- (Under left dash panel)

Engine Compartment

Fitting location of fuse holder A (A -SA-)

Fuse box diagram

Assignment of the fuses in the engine compartment (pre-fuse box)

No.	A	Function/component
1	150	Alternator -C- 90A / 110A
1	200	Alternator -C- 140A
2	80	Power steering control module -J500- Electromechanical power steering motor -V187-
3	50	Radiator fan control unit -J293- Radiator fan -V7- Right fan for coolant -V35- Radiator fan thermal switch -F18- Radiator fan -V7-
4	50²⁾ 80³⁾	Onboard supply control unit -J519-²⁾ X-contact relief relay -J59-²⁾ Fuse 7 on fuse holder -SC7- Fuse 8 on fuse holder -SC8- Fuse 28 on fuse holder -SC28- to -SC33-
5	100	Fuses on fuse holder C -SC- Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC52-
6	40	Low heat output relay -J359-⁴⁾ Auxiliary air heater element -Z35-
7	80	High heat output relay -J360-⁴⁾ Auxiliary air heater element -Z35-
1) Only models with continuously variable radiator fan 2) Only models with central locking 3) Only models without central locking 4) Only models with auxiliary air heater (PTC)

Fitting location of E-box high fuse holder (B -SB-)

Fuse box diagram

Assignment of the fuses in the engine compartment (holder B)

No.	A	Function/component
1	–	Not used
2	–	Not used
3	5	Onboard supply control unit -J519-
4	30	ABS Control Module -J104-
5	15	Mechatronics unit for dual clutch gearbox -J743-
6	–	Not used
7	40	Terminal 15 voltage supply relay 2 -J681-
8	15	Control module with display for radio and navigation system -J503- Radio -R-
9	5	Mobile telephone operating electronics control module -J412- Not used (from May 2009)
10	10	Motronic current supply relay -J271- (BUD, BSX) Term. 30 voltage supply relay -J317- (BDJ, BST, BLS, BMM, BSU, BJB) Engine control module -J623- (BSX, BUD)
11	20	Auxiliary heater control unit -J364-
12	5	Data bus diagnostic interface -J533- Not used (from May 2009)
13	15	Engine control module -J623- (BSX, BUD) Simos control module -J361- (BSE, BSF)
13	30	Diesel direct injection system control module -J248- (BDJ, BJB, BLS, BMM, BST, BSU)
14	20	Ignition coil 1 with output stage -N70- (BSX, BUD) Ignition coil 2 with output stage -N127- (BSX, BUD) Ignition coil 3 with output stage -N291- (BSX, BUD) Ignition coil 4 with output stage -N292- (BSX, BUD) Ignition transformer -N152- (BSE, BSF, BSX)
15	5	Fuel pump relay -J17- (BDJ, BJB, BLS, BMM, BST, BSU) Glow plug relay -J52- (BDJ, BST) Automatic glow period control module -J179- (BJB, BLS, BMM, BSU)
15	10	Fuel pump switch-off relay -J333- (BSX) Cylinder 1 injector -N30- (BUD) Cylinder 2 injector -N31- (BUD) Cylinder 3 injector -N32- (BUD) Cylinder 4 injector -N33- (BUD) Gas injector 1 -N366- (BSX) Gas injector 2 -N367- (BSX) Gas injector 3 -N368- (BSX) Gas injector 4 -N369- (BSX)
16	30	Onboard supply control unit -J519- , right headlight
17	–	Not used
18	30	Special vehicle control unit -J608-
19	30	Windscreen wiper motor -V-
20	40	Glow plug 3 -Q12- (BDJ, BST) Glow plug 4 -Q13- (BDJ, BST)
20	10	Tank shut-off valve 1 -N361- (BSX) (from May 2009) Tank shut-off valve 2 -N362- (BSX) (from May 2009) Tank shut-off valve 3 -N363- (BSX) (from May 2009) Tank shut-off valve 4 -N429- (BSX) (from May 2009) Tank shut-off valve 5 -N430- (BSX) (from May 2009)
21	10	Lambda probe heater -Z19- (BLS, BMM)
21	15	Lambda probe heater -Z19- (BSE, BSF, BSX, BUD) Lambda probe 1 heater after catalytic converter -Z29- (BSE, BSF, BSX, BUD)
22	5	Clutch position sender -G476-
23	5	Secondary air pump relay -J299- (BSE) Exhaust gas recirculation valve -N18- (BDJ, BST)
23	10	Exhaust gas recirculation valve -N18- (BJB, BSU) Charge pressure control solenoid valve -N75- (BJB, BLS, BMM, BSU) Exhaust gas recirculation cooler changeover valve -N345- (BJB, BLS, BMM, BSU) Tank shut-off valve 1 -N361- (BSX) (up May 2009) Tank shut-off valve 2 -N362- (BSX) (up May 2009) Tank shut-off valve 3 -N363- (BSX) (up May 2009) High-pressure valve for gas operation -N372- (BSX) Tank shut-off valve 4 -N429- (BSX) (up May 2009)
24	10	Cylinder 1 injector -N30- (BSX) Cylinder 2 injector -N31- (BSX) Cylinder 3 injector -N32- (BSX) Cylinder 4 injector -N33- (BSX) Activated charcoal filter solenoid valve 1 -N80- (BSE, BSF, BUD) Variable intake manifold changeover valve -N156- (BSE, BSF) Intake manifold flap motor -V157- (BDJ, BST) Radiator fan control unit -J293- Protective resistor -N235-
25	40	ABS Control Module -J104-
26	40	Onboard supply control unit -J519- , left headlight
27	40	Secondary air pump relay -J299- ( BSE) Secondary air pump motor -V101- Glow plug 1 -Q10- (BDJ, BST) Glow plug 2 -Q11- (BDJ, BST)
27	50	Automatic glow period control module -J179- (BJB, BLS, BMM, BSU) Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-
28	–	Not used
29	30	Fuses on fuse holder C -SC- (special-purpose vehicles) Fuse 18 on fuse holder -SC18- Fuse 19 on fuse holder -SC19- Fuse 35 on fuse holder -SC35- to -SC39- Fuse 57 on fuse holder -SC57- Fuse 58 on fuse holder -SC58-
30	50	Fuses on fuse holder C -SC- (only with trailer coupling) (up May 2009) Fuse 39 on fuse holder -SC39- to -SC41- Fuses on fuse holder C -SC- (only with trailer coupling) (from May 2009) Fuse 40 on fuse holder -SC40- to -SC42-

Passenger Comparment

Position of fuses on fuse holder C -SC-

Fuse box diagram

Assignment of the fuses in the passenger compartment (holder C)

No.	A	Function/component
1	–	Not used
2	–	Not used
3	–	Not used
4	–	Not used
5	–	Not used
6	–	Not used
7	–	Not used
8	–	Not used
9	10	4-pin connector -T4g- (applies to special vehicles only) 10-pin connector -T10c- (for models with electric interface only)
10	5	Fuel pump relay -J17- (BSE, BSF, BUD, BSX) Terminal 15 voltage supply relay -J329- (BSE, BSF) Data bus diagnostic interface -J533- Engine control unit -J623-
11	5	Parking aid control unit -J446- (only models with parking aid)
12	5	Taxi meter -G41- (only taxi) Mirror taxi meter -G511- (only taxi)
12	10	2-pin connector -T2ac- (applies to special vehicles only) 28-pin connector -T28a- (applies to special vehicles only)
13	5	Headlight range control regulator -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Traction control system switch -E132- TCS and ESP button -E256- Selector lever -E313- (only models with direct shift gearbox) Brake light switch -F- Brake light relay -J111- (only models without central locking) ABS control unit -J104- Trailer detector control unit -J345- Power steering control unit -J500- (only models with power steering) Selector lever sensors control unit -J587- (only models with direct shift gearbox) Mechatronic unit for dual clutch gearbox -J743- (only models with direct shift gearbox) Four-wheel drive control unit -J492-
14	5	Air mass meter -G70- (BLS, BSU, BJB, BDJ, BST, BMM, CHWA) Heater element for crankcase breather -N79- (BSE, BSF, BLS, BSU, BJB, BSX, BMM, CHWA) Reversing light switch -F4- Auxiliary heater operation relay -J485- (only models with auxiliary coolant heater) Activated charcoal filter system solenoid valve 1 -N80- (BSX) 16-pin connector -T16- (self-diagnosis connection)
15	5	Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145-
16	5	Heater/heat output switch -E16- (only models without air conditioning system) High pressure sender -G65- (only models with air conditioning system) Oil level and oil temperature sender -G266- (only for models with flexible service interval display) Climatronic control unit -J255- (only models with Climatronic) Control unit in dash panel insert -J285- Low heat output relay -J359- (only models with PTC (Positive Temperature Coefficient) heater) High heat output relay -J360- (only models with PTC (Positive Temperature Coefficient) heater) Automatic anti-dazzle interior mirror -Y7- Air quality sensor -G238- (only models with Climatronic)
17	7.5	Left tail light and rear fog light bulb -M41- (models without central locking) Rear fog light cut-out contact switch -F216- (only models with trailer operation and without central locking)
18	5	Taxi alarm remote control, control unit -J601- (only taxi) 10-pin connector -T10c- (for models with electric interface only)
19	5	10-pin connector -T10c- (for models with electric interface only)
19	10	Taxi meter -G41- (only taxi) Mirror taxi meter -G511- (only taxi) Two-way radio -R8- (only taxi)
20	7.5	Onboard supply control unit -J519- (Interior light)
21	10	Selector lever -E313- (only models with direct shift gearbox) Selector lever sensors control unit -J587- (only models with direct shift gearbox) Tiptronic switch -F189- (only models with direct shift gearbox) Automatic gearbox control unit -J217- 16-pin connector -T16- (self-diagnosis connection) Climatronic control unit -J255- (only models with Climatronic) Heater/heat output switch -E16- Air conditioning system control unit -J301- Remote control receiver for auxiliary coolant heater -R149- (only models with remote control receiver for auxiliary coolant heater) Light switch -E1- Rain and light detector sensor -G397- (models with rain and light detector sensor only) Control unit in dash panel insert -J285- Steering column electronics control unit -J527- Data bus diagnostic interface -J533-
22	10	Driver door control unit -J386- Front passenger door control unit -J387-
23	5	Interior light switch (taxi) -E115- (only taxi) Taxi sign switch -E138- (only taxi) Hands-free system button -E487- (only taxi)
23	10	3-pin connector -T3r- (applies to special vehicles only) 10-pin connector -T10c- (for models with electric interface only)
24	5	Interior monitoring sensor -G273- Vehicle inclination sender -G384- Alarm horn -H12-
25	–	Not used
26	10	2-pin connector -T2ab- (applies to special vehicles only)
27	15	Cut-out relay for air conditioning system magnetic coupling -J246- (only for models with hydraulic steering)
28	5	Light switch -E1- (models with central locking)
28	20	Rear fog light switch -E18- (only models without central locking)
29	15	Rear window wiper motor -V12- (models with rear window wiper only)
30	25	Light switch -E1- (only models without central locking)
31	5	Heater/heat output switch -E16- (only models without air conditioning system) Air conditioning system control unit -J301- (only models with air conditioning system) Climatronic control unit -J255- (only models with air conditioning system)Left washer jet heater element -Z20- Right washer jet heater element -Z21-
32	15	Windscreen and rear window washer pump -V59-
33	40	Heater/heat output switch -E16- Air conditioning system control unit -J301- Auxiliary heater operation relay -J485- (only models with auxiliary coolant heater)
34	–	Not used
35	10	Fluorescent light in rear of high roof -W41- (applies to special vehicles only) Fluorescent light in centre of high roof -W42- (applies to special vehicles only)
36	–	Not used
37	15	Right dipped beam bulb -M31- (models without central locking)
38	15	Left dipped beam bulb -M29- (models without central locking only)
39	20	10-pin connector -T10ai- (applies to special vehicles only)
40	20	Trailer detector control unit -J345-
41	20	Trailer detector control unit -J345-
42	20	Trailer detector control unit -J345-
43	15	Electric fuel pump 2 relay -J49- (BSE, BSF, BUD, BSX) Fuel pump relay -J17- (BDJ, BST, BLS, BSU, BJB, BSE, BSF, BUD, BSX, BMM)
44	40	Fresh air blower control unit -J126-
45	20	Headlight washer system relay -J39- (only models with headlight washer system) Headlight washer system pump -V11- (only models with headlight washer system)
46	15	Treble tone horn -H2- Bass tone horn -H7- Horn relay -J413-
47	25	Cigarette lighter -U1-
48	30	Heated front seats control unit -J774-
49	30	Driver door control unit -J386- (only for model with electric window regulator) Front passenger door control unit -J387- (only for model with electric window regulator)
50	25	Convenience system central control unit -J393-
51	30	10-pin connector -T10ai- (applies to special vehicles only)
52	25	Fresh air blower relay -J13- (only models with auxiliary heater) Onboard supply control unit -J519- Heated rear window -Z1-
53	15	12 V socket -U5- (near handbrake lever)
53	30	12 V socket -U5- (near handbrake lever) 12 V socket 2 -U18- (left luggage compartment)
54	–	Not used
55	–	Not used
56	–	Not used
57	5	2-way radio switch -E72- (applies to special vehicles only) Engine continues to run without key button -E489- (applies to special vehicles only) Accident data memory -J754- (applies to special vehicles only) 10-pin connector -T10c- (for models with electric interface only)
58	10	4-pin connector -T4g- (applies to special vehicles only)
59	–	Not used
60	–	Not used

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.