2.3; 1997 – 1999) – fuse and relay box diagram

Posted on 1 January 201921 July 2025 by admin

Acura CL (3.0/2.2/2.3; 1997 – 1999) – fuse and relay box diagram

Year of productions: 1997, 1998, 1999

This article covers the second-generation Acura CL, produced from 1997 to 2003. It includes fuse box diagrams for the 1997, 1998, and 1999 models, provides details on the location of the fuse panels inside the vehicle, and explains the function and layout of each fuse.

Passenger copmartment

Fuse box diagram

Acura CL(3.0/2.2/2.3; 1997 - 1999) - fuse and relay box diagram - passenger compartment — Acura CL(3.0/2.2/2.3; 1997 – 1999) – fuse and relay box diagram – passenger compartment

Assignment of the fuses in the passenger compartment

Fuse number	Fuse name	Ampere rating [A]	Component or circuit protected
1	BACK·UP LIGHTS, METER LIGHTS, CLOCK, SECURITY	10	Gauge assembly, Back-up lights, Clock, Vehicle speed sensor (VSS), Shill loCk solenoid, Integrated control unit, Keyless/security control unit
2	FUEL PUMP	15	PGM·FI main relay, SRS unit
3	SRS	10	SRS unit
4	ECU, EAT ECU CRUISE CONTROL FAN TIMER	7,5	Charging system,Radiator tan control module, Cruise control, PGM·FI, TCM (3.0L)
5	IGN COIL	15	Ignition (3.0L)
6	WIPER WASHER	30	Wiper/washer, Integrated control unit
7	R/C MIRROR (HEATED MIRROR) HEATED SEAT)	7,5	Anti-lock brake system (ABS), Power mirrors, Seat heaters
8	HEATER CONTROL RELAY, A/C CLUTCH RELAY, COOLING FAN RELAY	7,5	Air delivery, A/C compressor controls, Fans, Rear window defogger
9	STARTER SIGNAL	7,5	Gauge assembly, PGM·FI main relay, Powertrain or Engine control module (PCM or ECM), Starter cut relay, A/T gear position switch or Clutch interlock switch
10	(DAY LIGHTS)	7,5	Daytime running lights control unit (Canada)
11	RADIO AUDIO AMPLIFER	10	Cigarette lighter relay, Stereo amplifier (3.0L)
12	TURN SIGNALS	7,5	Turn signal/hazard relay

Engine compartment

Fuse box diagram (ABS Fuse/Relay box)

Assignment of the fuses in the engine compartment (ABS fuse/relay box)

Fuse number	Fuse name	Ampere rating [A]	Component or Circuit protected
41	ABS MOTOR	40	ABS pump motor relay
42	ABS UNIT	10	ABS control unit
43	ABS B1	20	ABS front fall·safe relay
44	ABS B2	15	ABS rear fail-safe relay, ABS control unit
45	—	—	—

Engine compartment

Fuse box diagram

Assignment of the fuses in the engine compartment

Fuse number	Fuse name	Ampere rating [A]	Component or Circuit protected
15	BATTERY	100	Power distribution
16	REAR DEFROSTER	40	Rear window defogger
17	HEATER BLOWER	40	Blower motor relay
18	IGN SW	50	Ignition switch (BAT)
19	L-HEADLIGHT	20	Left headlight, Daytime running lights control unit (Canada), Hi beam indicator
20	R-HEADLIGHT	20	Right headlight, Daytime running lights control unit (Canada)
21	COOLING FAN	20	Radiator fan relay
22	(HEATED SEAT)	15	Seat heater main relay
23	RUNNING LIGHT	10	Daytime running lights control unit Canada)
24	—	—	—
25	—	—	—
26	POWER WINDOW FR-R	20	Passenger’s front power window motor, Moonroof control unit
27 (2.2L)	POWER SEAT	20	Driver’s power seat motors
27 (3.0L)	POWER SEAT FR HEIGHT	15	Driver’s power seat motors
28	POWER WINDOW FR-L	20	Driver’s power window motor
29	SUN ROOF	30	Moonroof motor
30	STOP LIGHT HORN	20	Horns, Brake lights, Key interlock solenoid (A/T), ABS control unit, Cruise control, PGM-FI, TCM (3.0L A/T)
31 (3.0L)	POWER SEAT RR HEIGHT RECLINE	20	Driver’s power seat motors, Power seat control unit
32	SMALL LIGHT	15	Dash lights, Parking lights, Taillights, License plate lights
33	ECU	15 (20 2.2L A/T)	PGM-FI main relay
34	CONDENSER FAN	15 (20 3.0L)	Radiator control module (3.3L), Condenser fan relay, A/C compressor clutch relay
35	HAZARD	15	Hazard warning switch
36	RADIO CIGAR LIGHTER	15	Cigarette lighter, Audio unit Data link connector (DLC)
37	INTERIOR LIGHT	7,5	Integrated control unit, Trunk light, Courtesy lights, Ceiling light, Sportlights
38	SECURITY DOOR LOCK	15	Keyless/security control unit
39	BACK-UP (RADIO) (FAN TIMER 3.0L)	7,5	Powertrain or Engine control module (PCM or ECM), Clock, Audio unit, Security indicator, TCM (3.0L), Radiator fan control module (3.0L)

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

Acura Integra (1994 – 1997) – fuse and relay box diagram

Posted on 25 November 201818 June 2025 by admin

Acura Integra (1994 – 1997) – fuse and relay box diagram

Year of productions: 1994, 1995, 1996, 1997

This article covers the pre-facelift third-generation Acura Integra, produced from 1994 to 1997. It includes fuse box diagrams for the 1994, 1995, 1996, and 1997 models, provides information on the location of the fuse panels within the vehicle, and details the function of each fuse (fuse layout).

Passenger Compartment Fuse Box

Fuse Box Location

The interior fuse box is underneath the dashboard on the driver’s side.

Fuse Box Diagram

Acura Integra (1994 - 1997) - fuses and relay box diagram - passenger compartment (front vew) — Acura Integra (1994 – 1997) – fuses and relay box diagram – passenger compartment (front vew)

Acura Integra (1994 - 1997) - fuses and relay box diagram - passenger compartment (rear vew) — Acura Integra (1994 – 1997) – fuses and relay box diagram – passenger compartment (rear vew)

Assignment of the fuses in the instrument panel

Fuse number	Fuse name	Ampere rating [A]	Component or Circuit protected
1	SUN ROOF	30	Moonrool motor
2	POWER SEAT SLIDE	—	Not used
3	INTERIOR LIGHT	7,5	Integrated control unit, Ceiling light, Power antenna motor, Data link connector (DLC)
4	RR !I POWER WINDOW	20	Right rear power window motor (Sedan)
5	FR L POWER WINDOW	20	Driver’s power window motor
6	POWER DOOR LOCK	20	Power door lock control un11
7	RR l POWER WINDOW	20	Left rear power window motor (Sedan)
8	FR R POWER WINDOW	20	Passenger’s power windOw motor9
9	R HEADLIGHT HIGH BEAM	10	Right headlight (High beam)
10	L HEADLIGHT HIGH BEAM	10	Left headlight (High beam), High beam indicator light
11	HEAD LIGHT WASHER	—	Not used
12	ACG (IG)	—	Not used
13	RROEF RLY, HEATER MOTOR RLY, COOLING FAN MOTOR RLY	7,5	Rear window defogger, A/C, ABS control unit, Power mirrors
14	WIPER WASHER (PN/ RLY, SIR RLY)	20	Wiper/washer, Moonroof relay, Integrated control unit
15	BACK·UP LIGHT	10	Gauges. Clock, Back-up lights, Maintenance reminder unit
16	—	7,5	Daytime running lights control unit (Canada)
17	—	10	Daytime running lights control unit (Canada)
18	STARTER SIGNAL	7,5	ECM, PGM-FI main relay
19	TAIL LIGHT, INSTRUMENT LIGHT, LICENSE LIGHT	10	Dash and console lights, Parking lights, Taillights. License plate lights
20	—	—	Not used
21	R HEADLIGHT LOW BEAM		Right headlight (low beam)
22	L HEADLIGHT LOW BEAM		Lett headlight (Low beam)
23	RADIO CIGARETTE LIGHTER	15	Stereo radio/cassette player, Cigarene lighter
24	ACG lG	15	SRS unit, PGM·FI main relay, TCM, Cruise control unit, VSS. ELD un11 (USA)
24	ACG lG	(20 GS.R)
25	S.R.S.	10	SRS unit
26	FR TURN LIGHT	10	Tum signaJ/Iuwud relay

Engine Compartment Fuse Box

Fuse Box Location

The under-hood fuse box is located in the engine compartment next to the battery.

Fuse Box Diagram

Acura Integra (1994 - 1997) - fuses and relay box diagram - rear compartment — Acura Integra (1994 – 1997) – fuses and relay box diagram – rear compartment

Assignment of the fuses in the engine compartment

Fuse number	Fuse name	Ampere rating [A]	Component or Circuit protected
31	ECU	15	PGM·FI main relay
32	BACK·UP	7,5	ECM, TCM, Clock, Stereo radio/cassette player, Maintenance reminder unit
33	COOIJNG FAN	20	Radiator fan relay
34	—	—	Not used
35	CONDENSER FAN	20	Condenser fan relay, A/C compressor clutch relay
36	OPTION	50	Power distribution
37	HEATER MOTOR	40	Blower controls
38	RR DEFROSTER	30	Rear window defogger
39	IG	50	Ignition switch
40	LIGHT	50	Combination light switch, Daytime running lights control unit (Canada)
41	BATTERY	100	Power distribution
42	STOP, HORN	20	Horns, Brake switch, Key interlock solenoid (Automatic transmission)
43	HAZARD	10	Hazard warning switch
44	—	—	Not used
45	—	—	Not used
46	—	—	Not used

Fuse box (engine compartment)

Assignment of the fuses in the engine compartment

Fuse name	Ampere rating [A]	Component or circuit protected
ABS B1	20	ABS front fail-safe relay
ABS B2	15	ABS rear fail-safe relay, ABS control unit
ABS Motor	40	ABS pump motor relay
ABS Unit	10	ABS control unit

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

Ford F-150 (1992 – 1997) – fuse and relay box diagram

Posted on 28 July 201819 January 2025 by admin

Ford F-150 (1992 – 1997) – fuse and relay box diagram

Year of production: 1992, 1993, 1993, 1994, 1995, 1996, 1997

This article focuses on the ninth-generation Ford F-Series, produced from 1992 to 1997. It provides fuse box diagrams for the 1992, 1993, 1994, 1995, 1996, and 1997 Ford F-150, F-250, and F-350 models, along with information on the locations of the fuse panels within the vehicle and the assignment of each fuse and relay (fuse layout).

Passenger Compartment Fuse Panel

Fuse box location

The fuse panel is located behind the cover to the left of the steering wheel. Remove the cover from the lower edge of the instrument panel by pulling on handle to disengage the fasteners.

Fuse box diagram

Ford F-150 - fuse and relay box diagram - passenger compartment — Ford F-150 – fuse and relay box diagram – passenger compartment

Assignment of the fuses in the instrument panel

№	A	Description
1	30	Heater/Air conditioner blower
2	30	Wiper/Washer
2	8.25	Circuit breaker: Interval Wiper/Washer
3	3	Idle position switch (Diesel)
4	15	Exterior lamps; Instrument illumination; Trailer exterior lamp relay; Warning buzzer/chime module
5	10	Airbag restraint
6	15	Fuel Tank Selector (Diesel Only), Air Conditioner/Heater, Remote/Keyless Entry
7	15	Turn Lamps
8	15	Courtesy Lamps. Engine Compartment Lamp, Radio Memory, Power Mirrors, Clock Memory, Speedometer Memory, Warning Chime, Sun Visor Mirror Illumination, Keyless Entry
9	15	Power point
9	25	Power point
10	4	Instrument illumination
11	15	Radio, Radio Display Dimmer
12	20	Circuit breaker: Electronic Shift Motor 4-wheel, Power Door Locks, Tailgate Power Window (Bronco)
12	30	Circuit breaker: Power Door Lock, Power Tailgate Window (Bronco), Electronic Shift Control, Power Lumbar
13	15	Stop and Hazard Lamps, Stop Sense For: Anti-lock Brakes, Speed Control, Electronic Engine Control, Brake Shift Interlock, Anti-Lock Brakes
14	20	Circuit breaker: Power Windows, Tailgate Power Window: Instrument Panel Switch
15	20	Anti-Lock Brakes
16	15	Cigarette Lighter, Generic Scan Tool
17	10	Overdrive Switch. Stop Lamp Switch, Warning Chime, Diesel Warning Lamps Display, Fuel Water Switch, Low Vacuum Warning Switch, Instrument Cluster, Electronic Shift Control, Tachometer, Gauges, Electronic Transmission
18	10	Air Bag Restraint, Automatic Day/Night Mirror, Brake Shift Interlock, Electronic Shift Module 4-wheel Drive, Overhead Console, Speedometer, Speed Control. Electronic Shift Control

Engine compartment fuse box

Fuse box diagram

Ford F-150 - fuse and relay box diagram - engine compartment — Ford F-150 – fuse and relay box diagram – engine compartment

Assignment of the fuses in the engine compartment

№	A	Description
1	20A	Audio power
2	(15A)	Fog lamps; 200A alternator (Diesel ambulance only)
3	30A	Daytime running lamps (Canada only); Headlamp flash-to-pass; Horn
4	25A	Trailer back-up lamps; Trailer running lamps
5	15A	Back-up lamps; Daytime running lamp module (DRL) (Canada only); Oxygen sensor heater; Trailer battery charge relay
6	10A	Trailer right-hand stop/turn lamp
7	10A	Trailer left-hand stop/turn lamp
8	30A maxi	Injector driver module
9	30A (Gas) / 20A (Diesel)	Powertrain control system
10	20A maxi	Instrument panel fuses: 15,18; Starter relay coil
11	—	Not used
12	Diode	Powertrain control system relay coil
13	50A maxi	Instrument panel fuses: 5,9,13
14	—	Not used
15	50A maxi	Instrument panel fuses: 1, 7; Power distribution box: fuse 5
16	20A maxi	Fuel pump feed (Gas engine)
17	50A maxi	Alternator charge lamp; Idle position switch (Diesel); Instrument panel fuses: 2, 6, 11,14,17; Power distribution box: fuse 22
18	30A maxi	Trailer battery charge
19	40A maxi	Headlamps
20	50A maxi	Instrument panel fuses: 4, 8, 12,16
21	30A maxi	Trailer brake feed
22	20A maxi (Gas) / 30A (Diesel)	Distributor pickup (Gas engine); Fuel line heater (Diesel); Glow plug controller (Diesel); Ignition coil (Gas engine); Powertrain control system relay coil; Thick film integrated (TFI) module (Gas engine)
Relay 1		Powertrain control system
Relay 2		Fuel pump (Gas engine); Injector driver module (IDM relay) (Diesel)
Relay 3		Horn
Relay 4		Trailer tow lamps
Relay 5		Anti-lock brake system (ABS) pump motor

Trailer relay box

Fuse box diagram

Assignment of the fuses in the trailer relay box

Circuit Protected	Size	Location
Headlamps & High Beam Indicator	22 Amp Circ. Brkr.	Integral with Headlamp Switch
Alternator, 95 Amp	12 Ga. Fuse Link	At Starting Motor Relay (Gasoline Engine)
Alternator, 130 Amp	(2) 12 Ga. Fuse Links	At Starting Motor Relay (Diesel Engine)
Diesel Glow Plugs	(2) 14 Ga. Fuse Links	At Starting Motor Relay

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

Volkswagen Golf 3(1991 – 1997) – fuse box diagram

Posted on 27 July 20186 September 2024 by admin

Volkswagen Golf mk3 (1991 – 1997) – fuse box diagram

Year of production: 19991, 1992, 1993, 1994, 1995, 1996, 1997

The 3rd generation Volkswagen Golf compact car was produced in 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 and 2002 with gasoline and diesel engines. Delivered worldwide in various body styles: convertible, sedan, station wagon and hatchback. In this article you will find a designation of the fuse and relay boxes diagram of the 3rd generation Volkswagen Golf.

Passenger compartment

Fuse box location

It is located at the bottom of the dashboard on the driver’s side, behind the protective cover. To remove it, press the buttons – latches.

Fuse box diagram

№	A	Circuits protected
1	10	Headlight, low beam, left
2	10	Headlight, low beam, right
3	10	Instrument and number plate lighting
4	15	Rear window wiper and washer system, sliding/tilting roof
5	15	Windscreen wiper, windscreen and rear window washer, electric heated windscreen washer jets
6	20	Fresh air blower, A/C
6	30	Blower, air conditioner
7	10	Tail lights, right
8	10	Tail lights, left
9	15	Rear window defogger
9	20	Rear window heating, mirror heating
10	15	Fog lights, rear fog light
11	10	Headlight, high beam, left. main beam warning lamp
12	10	Headlight, high beam, right
13	10	Horn, radiator fan (run-on)
14	10	Back-up fights
14	15	Reversing lights, electric outside mirrors, seat heating, elec. windows, air conditioner cruise control system
15	10	Engine electronics, coolant circulation run-on pump, (six cylinder engine)
16	15	Warning lamps, glove box light, cassette storage box light, power sunroof, front map/reading light
17	10	Emergency flashers
18	20	Fuel pump (FP), heated oxygen sensor (H02S) control module
19	30	Coolant fan, A/С relay
20	10	Brake lights, cruise control system (trigger contacts on brake and clutch pedals)
21	15	Interior and luggage compartment lights, clock, cigarette lighter, central locking, multi-function indicator
22	10	Cigarette fighter, radio, luggage compartment

Relay

№	Circuits protected
1	Air conditioner relay
2	Rear window wiper / washer relay
3	Relay, electronic engine control unit
4	Relay for main ignition circuits
5	–
6	Relay – turn signal interrupter
7	Headlight washer control unit
8	Relay for intermittent operation of the windshield wiper / washer
9	Seat belt not fastened indicator relay 1995
10	Fog lamp relay
11	Horn relay
12	Fuel pump relay
13	Intake manifold heater relay
14	–
15	Pump relay ABS
16	Reversing light relay (Ecomatic)
17	Headlamp High Beam Relay (Ecomatic)
18	Low beam relay (Ecomatic)
19	Fuse 30A – air conditioning, Climatronic 2.0 / 2.8 (1993)
20	Start inhibit switch relay
21	Oxygen sensor relay
22	Seat Belt Not Fastened Indicator Relay (1995)
23	Vacuum pump relay (Ecomatic)
24	Thermal fuse (20A) – Power windows

Additional fuses (in separate holders, above the relays)

№	A	Circuits protected
1	30	Fuse for ABS motor relay
2	30	Fuse for ABS main relay
3	10	Fuse for normal air conditioner
4	30	Fuse for fresh air blower on Climatronic
5	5	Fuse for Climatronic
6	20	Automatic fuse for electric windows
7	15	Trailer perma nent +

Additional fuses (in the engine compartment on the bulkhead above the brake servo)

On vehicles with diesel engines, the glow plug power supply circuit is protected by a high power fuse in the form of a fusible link.

Volkswagen Golf 3 - fuse box location - engine compartment — Volkswagen Golf 3 – fuse box location – engine compartment

№	A	Circuits protected
1	50	Diesel glow plugs

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

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 (II; 1989 – 2000) – fuse and relay box diagram

Posted on 18 July 20183 August 2025 by admin

Iveco Daily (1989 – 2000) – fuse and relay box diagram

Year of production: 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000

This article covers the second-generation Iveco Daily II (2nd generation), produced from 1989 to 2000. It includes fuse box diagrams for the 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 and 2000 models, provides details on the location of the fuse panels inside the vehicle, and explains the function and layout of each fuse.

Fuse box diagram

Iveco Daily (II; 1989 - 2000) - fuse and relay box diagram — Iveco Daily (II; 1989 – 2000) – fuse and relay box diagram

Assignment of the fuses in the fuse box

No.	A	Function
1	5	Lh front parking light – Lh number plate light- Rh rear parking light – Rh front and Lh rear marker
2	5	lights – Dashboard. Rh front parking light – Rh number plate light -Lh rear parking light – Lh front and Rh rear
3	7,5	marker lights. Lh low beam light
4	7,5	Rh low beam light
5	7,5	Lh high beam light
6	7,5	Rh high beam light
7	3	Electronic speedometer or tachograph
8	5	Brake – instrument – telltale failure
9	10	Fog headlights
10	3	Rear fog lamps
11	5	Interior lighting (bus)
12	7,5	Not used
13	10	Hazard lights
И	5	Tractor unit turn signal lights
15	3	Engine stop
16	7,5	Reversing lights – stop lights
17	10	Homs
18	7,5	Interior lighting – Cigar lighter
19	15	Heated fuel oil filter
20	10	Windscreen wiper – Windscreen washer pump
21	15	Electric heater – Electromagnetic fan
22	7,5	Push switch lighting – flashing light
23	25	Power window – Electromagnetic fan
24	10	Emergency control pushbutton (Bus)
25	20	Air conditioning
26	20	Air conditioning
27	25	Air conditioning
28	25	Electric heater
29	40	Thermostarter control unit
Relays
E1	Low beam lights (switch contacts)
E2	High beam lights (N.O. contact)
E3	Users cutoff during starting stage (N.O. contact)
E4	Fog lamps (switch contacts)
E5	Heated fuel oil filter
E6	Emergency control unit
E7	Day lights + fog lamps
E8	Horns (N.O. contact)
E9	Windscreen wiper intermittent
E10	Flashing light (N.O. contact)
E11	Diode for emergency control unit (with day lights)
E12	Not used
E13	Brake system failure (switch contact)
E14a	Emergency control unit (with day lights)
E14b	Emergency control unit (with day lights)
E15	Direction indicators – single charge emergency
C	Air conditioning

Engine compartment

Fuse box diagram

Assignment of the fuses in the engine compartment

Fuse	Ampere rating [A]	Description
1	30	Electro-hidraulic assembly (Power Pack)
2	20	Electronic control unit (from battery positive)
3	20	Electronic control unit (lock and key protection)

Relay	Description
a	Circuit protection diode casing
b	Optical indicator ON button
c	Reversing light
d	Buzzer (acoustic indicator)

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

Alfa Romeo 155 (1992 – 1998) – fuse box diagram

Posted on 8 July 20186 September 2024 by admin

Alfa Romeo 155 (1992 – 1998) – fuse box diagram

Year of production: 1992, 1993, 1994, 1995, 1996, 1997, 1998

Alfa Romeo 155 is a mid-size sedan produced in 1992, 1993, 1994, 1995, 1996, 1997 and 1998. In this article, we will show a designation of fuses and relays Alfa Romeo 155 with box diagrams and their locations. Note the cigarette lighter fuse.

Passenger Compartment Fuse Panel

Version 1

The fuse and relay box is located in the passenger compartment on the left.

No.	Circuit protected
	Daytime running light relay I
	Headlight washer relay (black)
	Suspension relay (brown)
	Tailgate/Trunk Compartment Release Relay (Red)
	Daytime running light relay II
	Coolant fan motor Relay (White)
	Sunroof Motor Relay (White)
20	Washing/wiping the headlights
30	Suspension adjustment
30	Boot release
25	Electric windows
25	Electric windows
25	Electric windows
10	ABS

Version 2

Fuse	A	Circuit protected
1	10	Hazard warning lights
2	20	Horns, Cigar lighters, Stoplights, Boot release, Radio
3	20	Windscreen wipers
4	20	Roof light timer
5	10	Control lighting, Rear left and front right sidelights, RH numberptale light
6	10	Control lighting, Rear right and front left sidelights, LH numberptale light
7	10	RH dipped beam headlight
8	10	LH dipped beam headlight
9	10	RH main beam headlight
10	10	LH main-beam headlight (+ warning lamp)
11	7,5	Rear foglamp (+ warning lamp)
12	30	Heated rear window (+ warning lamp), Door mirror defrosters
13	20	Heating/air conditioning fan, Seat warming, Rear and front power windows, Radio
14	20	Engine cooling fan (6V)
14	25	Electric fan for radiator cooling
15	10	Dashboard, Check Panel, Windscreen washers, Headlight washers, Reversing lights, Controlled damping suspension solenoid valves, Air conditioning compressor control, Engine electric fan control
16	7,5	Interior lights, Clock, Air conditioning control unit
17	7,5	Direction indicators, Door mirror adjustment, Controlled damping suspension
18	20	Door locks
19	20	Front foglamps (+ warning lamp)
Relay
N11	Door locking control unit
N13	Hazard warning lights and direction indicators intermittence
N14	Electronic windscreen wiper intermittence
I2	Heated rear window relay
I3	Horn relay
I17	Fog-light relay
I25	Rear fog light relay
I35	Key-operated supply relay
I49	Dipped beam headlight
I50	Main beam headlight
I64	Sidelights relay

Auxiliary Fusebox

A	Color	Circuit protected
20	Black	Headlight washer intermittence
25	Brown	Passenger side power window
10	Red	ABS
25	Blue	Rear power windows
30	Green	Electric seat adjustment
30	Red	Boot release
20	Brown	Controlled damping suspension
30	White	Sunroof
	Black	Timer for headlight washer
	Green	Relay for radiator fan (only for TS model)

Engine compartment

There are usually two fuses and relay boxes. The first is located near the headlight and radiator cap under the protective casing.

Fuse box no. 1

No.	A	Fuse component
F1	7,5	Fuel pump
F2	7,5	Lambda probe
F3	3	Engine control module
Relay
1	Engine Control Module 1 Relay
2	Timing relay
3	Fuel pump relay
4	Engine control module relay 2

Fuse box no. 2

The second one is near the ABS sensor above the brake cylinder.

No.	A	Fuse component
F1	30	A/C fan motor
F2	40	A/C cooling fan
F3	15	A/C compressor
Relay
1	A/C condenser fan motor relay
2	A/C condenser fan timer relay
3	A/C compressor clutch relay
4	Air conditioner relay

Fuse box no. 3

For V16 and 2.5 versions only, a third block has been added.

No.	A	Fuse component
F1	7,5	Lambda probe
F2	15	Motronic system
Relay
1	Engine Control Module I Relay
2	Fuel pump relay
3	Engine Control Module II Relay

1.8-2.0 TS Model

The following fuses are housed on a bracket located between the battery and the air-flow meter.

Number	Circuit protected
1	Control unit power supply
2	Lambda probe (for vehicles equipped with catalytic converter)
3	Fuel pump
Relay
R1	Fuel pump relay
R2	Main relay
R3	Timing variator relay
R4	Relay for services

2.4 V6 model

The following fuses are located in a box located on the rear wall of the engine compartment next to the tank

Number	Fuse component
1	Lambda probe (for vehicles equipped with catalytic converter)
2	Fuel pump
Relay
R1	Fuel pump relay
R2	Main relay
R3	Relay for services

Heating – ventilation system

The following fuses are housed in the rear left-hand part of the engine compartment next to the brake-clutch fluid reservoir.

No.	A	Fuse component
1	50	Heating-ventilatton system control unit
2	40	Engine cooling liquid radiator fan (only for 1.8 – 2.0 TS model

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

Mazda MX-5 (1989 – 1997) – fuse and relay box diagram

Posted on 5 June 201829 April 2025 by admin

Mazda MX-5 (1989 – 1997) – fuse and relay box diagram

Year of production: 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997

This article covers the first-generation Mazda MX-5 Miata (NA), produced between 1989 and 1997. It includes fuse box diagrams for the 1989–1997 models, provides details on the locations of the fuse panels inside the vehicle, and explains the function and layout of each fuse and relay.

Engine compartment

Fuse Box Location

Fuse Box Diagram

Mazda MX-5 (1989 - 1997) - fuse and relay diagram - engine compartment — Mazda MX-5 (1989 – 1997) – fuse and relay diagram – engine compartment

Assignment of the fuses in the engine compartment

Position	Name	Fuse rating [A]	Description
1	HEAD	30	Headlights
2	INJ	30	Fuel injection, Alternator
3	MAIN	80	For protection of all circuits
4	BTN	40	Refer to HAZARD (15A), STOP (15A), ROOM (10A), TAIL (15A)
5	ABS	60	Antilock brake system
6	COIOLING FAN	30	Cooling fan
7	AIR BAG	10	Air bag
8	AD FAN	20	Additional fan (Air conditioner)
9	ST SIG	10	Fuel injection
10	RETRACTOR	30	Headlight retractor

Passenger compartment

Fuse Box Location

Fuse Box Diagram

Mazda MX-5 (1989 - 1997) - fuse and relay diagram - passenger compartment — Mazda MX-5 (1989 – 1997) – fuse and relay diagram – passenger compartment

Assignment of the fuses in the passenger compartment

Position	Name	Fuse rating [A]	Protected component
A	ENGINE	15	Cooling fan
B	METER	10	Gauges, Warning lights, Turn-signal lights, Cruise control
C	AIR BAG	15	Air bag
D	HEATER	30	Heater
E	—	—	—
F	POWER WIND	30	Power windows
G	WIPER	20	Wipers, Washer
H	—	—	—
I	TAIL	15	Tail lights
J	—	—	—
K	STOP	15	Shift lock, Cruise control, Horn, Stoplights
L	HAZARD	15	Hazard warning lights
M	—	—	—
N	ROOM	10	Interior lamps, Warning buzzers, Radio/cassette and compact disc player and clock
O	CIGAR	15	Radio/cassette and compact disc player and clock, Cigarette lighter
P	—	—	—
Q	—	—	—

Luggage compartment

Fuse Box Location

Fuse Box Diagram

Mazda MX-5 (1989 - 1997) - fuse and relay diagram - luggage compartment — Mazda MX-5 (1989 – 1997) – fuse and relay diagram – luggage compartment

Assignment of the fuses in the trunk

Number	Name	Ampere ratting [A]	Description
1	DEFOG	10	Rear defroster
2	ANTENNA	10	Auto antenna

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

Honda Prelude (1997 – 2001) – fuse and relay box diagram

Posted on 24 May 201816 June 2025 by admin

Honda Prelude (1997 – 2001) – fuse and relay box diagram

Year of production: 1997, 1998, 1999, 2000, 2001

This article focuses on the fifth-generation Honda Prelude (BB5–BB9), manufactured between 1996 and 2001. It includes fuse box diagrams for the 1997, 1998, 1999, 2000, and 2001 models, along with information on the location of the fuse panels inside the vehicle and details about each fuse’s function (fuse layout).

Passenger Compartment Fuse Box

Fuse Box Location

The interior fuse box is underneath the dashboard on the driver’s side. To open it, turn the knob as shown.

Fuse Box Diagram

Honda Prelude (1997 - 2001) - fuses and relay box diagram - passenger compartment — Honda Prelude (1997 – 2001) – fuses and relay box diagram – passenger compartment

Assignment of the fuses in the instrument panel

Number	Fuse name	Ampere rating [A]	Circuit protected
1	(ATTS UNIT)	10	Active Torque Transfer System Unit (Type SH)
2	STARTER SIGNAL	7,5	PGM-FI main relay, ECM, Starting system
3	—	—	—
4	ACG-S	10	PGM-FI main relay, Immobilizer control unit
5	(RR SPEAKER)	10	Stereo amplifier
6	(HEATED SEAT)	15	Seat heaters (Canada)
7	(SUN ROOF)	30	Moonroof
8	(DAY LIGHT)	7,5	Daytime running lights control unit (Canada)
9	R/C MIRROR (ABS, ATTS)	7,5	ABS system, Mirror defoggers (Canada), Power mirrors, Seat heaters (Canada), Blower motor relay, Option connector C982, ATTS system
10	TAIL LIGHT	15	Console lights, Dash lights, Parking lights, Rear side marker lights, Taillights, Security system (Canada)
11	REAR DEFROSTER RELAY	7,5	Rear window defogger relay
12	(DAY LIGHT UNIT)	7,5	Daytime running lights control unit (Canada)
13	METER (CRUISE CONTROL)	15	Turn signal lights, Hazard warning lights, Back-up lights, Cruise control, Clock, Gauge assembly, Driver’s multiplex control unit
14	ECU EAT ECU	15	Charging system, Vehicle speed sensor (VSS), TCM, PGM-FI, Immobilizer system (early production ’97 Model), Interlock system, Gauge assembly, Security system (Canada)
15	P/W DRIVER	20	Master power window switch/motor
16	P/W ASSISTANT	20	Passenger’s power window switch/motor
17	WIPER	30	Windshield wiper motor, Windshield intermittent wiper relay, Windshield washer switch
18	ACC	7,5	Stereo sound system, Accessory power socket relay, Interlock system
19	—	—	—
20	—	—	—
21	Fuel Pump	15	Fuel Pump
22	SRS	10	SRS
23		15	SRS unit
24		10	SRS unit
25		10	Spare Fuse
26		20	Spare Fuse
27		30	Spare Fuse
28		7,5	Active Torque Transfer System (Type SH)
29	—	—	—

R1	Turn Signal/Hazard Relay
R2	Moonroof Close Relay
R3	Blower Motor Relay
R4	Power Window Relay
R5	Moonroof Open Relay
R6	Rear Window Defogger Relay

Fusebox in engine compartment

Fuse Box Location

The under-hood fuse box is located in the back of the engine compartment on the passenger’s side.

Fuse Box Diagram

Honda Prelude (1997 - 2001) - fuses and relay box diagram - engine compartment — Honda Prelude (1997 – 2001) – fuses and relay box diagram – engine compartment

Assignment of the fuses in the engine compartment

№	Amps	Circuits Protected
1	40A	Main Fuse (Power Window)
2	50A	Main Fuse (Fuse Box)
3	40A	Main Fuse (Heater Motor)
4	40A	Main Fuse (Rear Defroster)
5	50A	Main Fuse (Ignition Switch)
6	–	Not Used
7	100A	Main Fuse (Battery)
8	30A	Main Fuse (ABS Motor)
9	20A	Cooling Fan
10	15A	Interior Lights
11	20A	Condenser Fan
12	10A	Door Lock
13	7.5A	Clock, Radio
14	20A	Small Light
15	15A	Stop, Horn
16	20A	ABS +B
17	10A	Hazard
18	–	Not Used
19	7.5A	ABS Unit
20	20A	Left Headlight
21	20A	Right Headlight

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

Ford F-350 (1992 – 1997) – fuse and relay box diagram

Posted on 16 May 201819 January 2025 by admin

Ford F-350 (1992 – 1997) – fuse and relay box diagram

Year of production: 1992, 1993, 1993, 1994, 1995, 1996, 1997

Passenger Compartment Fuse Panel

Fuse box location

The fuse panel is located behind the cover to the left of the steering wheel. Remove the cover from the lower edge of the instrument panel by pulling on handle to disengage the fasteners.

Fuse box diagram

Ford F-350 - fuse and relay box diagram - passenger compartment — Ford F-350 – fuse and relay box diagram – passenger compartment

Assignment of the fuses in the instrument panel

№	A	Description
1	30	Heater/Air conditioner blower
2	30	Wiper/Washer
2	8.25	Circuit breaker: Interval Wiper/Washer
3	3	Idle position switch (Diesel)
4	15	Exterior lamps; Instrument illumination; Trailer exterior lamp relay; Warning buzzer/chime module
5	10	Airbag restraint
6	15	Fuel Tank Selector (Diesel Only), Air Conditioner/Heater, Remote/Keyless Entry
7	15	Turn Lamps
8	15	Courtesy Lamps. Engine Compartment Lamp, Radio Memory, Power Mirrors, Clock Memory, Speedometer Memory, Warning Chime, Sun Visor Mirror Illumination, Keyless Entry
9	15	Power point
9	25	Power point
10	4	Instrument illumination
11	15	Radio, Radio Display Dimmer
12	20	Circuit breaker: Electronic Shift Motor 4-wheel, Power Door Locks, Tailgate Power Window (Bronco)
12	30	Circuit breaker: Power Door Lock, Power Tailgate Window (Bronco), Electronic Shift Control, Power Lumbar
13	15	Stop and Hazard Lamps, Stop Sense For: Anti-lock Brakes, Speed Control, Electronic Engine Control, Brake Shift Interlock, Anti-Lock Brakes
14	20	Circuit breaker: Power Windows, Tailgate Power Window: Instrument Panel Switch
15	20	Anti-Lock Brakes
16	15	Cigarette Lighter, Generic Scan Tool
17	10	Overdrive Switch. Stop Lamp Switch, Warning Chime, Diesel Warning Lamps Display, Fuel Water Switch, Low Vacuum Warning Switch, Instrument Cluster, Electronic Shift Control, Tachometer, Gauges, Electronic Transmission
18	10	Air Bag Restraint, Automatic Day/Night Mirror, Brake Shift Interlock, Electronic Shift Module 4-wheel Drive, Overhead Console, Speedometer, Speed Control. Electronic Shift Control

Engine compartment fuse box

Fuse box diagram

Ford F-350 - fuse and relay box diagram - engine compartment — Ford F-350 – fuse and relay box diagram – engine compartment

Assignment of the fuses in the engine compartment

№	A	Description
1	20A	Audio power
2	(15A)	Fog lamps; 200A alternator (Diesel ambulance only)
3	30A	Daytime running lamps (Canada only); Headlamp flash-to-pass; Horn
4	25A	Trailer back-up lamps; Trailer running lamps
5	15A	Back-up lamps; Daytime running lamp module (DRL) (Canada only); Oxygen sensor heater; Trailer battery charge relay
6	10A	Trailer right-hand stop/turn lamp
7	10A	Trailer left-hand stop/turn lamp
8	30A maxi	Injector driver module
9	30A (Gas) / 20A (Diesel)	Powertrain control system
10	20A maxi	Instrument panel fuses: 15,18; Starter relay coil
11	—	Not used
12	Diode	Powertrain control system relay coil
13	50A maxi	Instrument panel fuses: 5,9,13
14	—	Not used
15	50A maxi	Instrument panel fuses: 1, 7; Power distribution box: fuse 5
16	20A maxi	Fuel pump feed (Gas engine)
17	50A maxi	Alternator charge lamp; Idle position switch (Diesel); Instrument panel fuses: 2, 6, 11,14,17; Power distribution box: fuse 22
18	30A maxi	Trailer battery charge
19	40A maxi	Headlamps
20	50A maxi	Instrument panel fuses: 4, 8, 12,16
21	30A maxi	Trailer brake feed
22	20A maxi (Gas) / 30A (Diesel)	Distributor pickup (Gas engine); Fuel line heater (Diesel); Glow plug controller (Diesel); Ignition coil (Gas engine); Powertrain control system relay coil; Thick film integrated (TFI) module (Gas engine)
Relay 1		Powertrain control system
Relay 2		Fuel pump (Gas engine); Injector driver module (IDM relay) (Diesel)
Relay 3		Horn
Relay 4		Trailer tow lamps
Relay 5		Anti-lock brake system (ABS) pump motor

Trailer relay box

Fuse box diagram

Assignment of the fuses in the trailer relay box

Circuit Protected	Size	Location
Headlamps & High Beam Indicator	22 Amp Circ. Brkr.	Integral with Headlamp Switch
Alternator, 95 Amp	12 Ga. Fuse Link	At Starting Motor Relay (Gasoline Engine)
Alternator, 130 Amp	(2) 12 Ga. Fuse Links	At Starting Motor Relay (Diesel Engine)
Diesel Glow Plugs	(2) 14 Ga. Fuse Links	At Starting Motor Relay

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