Volkswagen Polo (9N; 2002 – 2009) – fuse and relay box diagram

Posted on 16 November 201526 June 2025 by admin

Volkswagen Polo (9N; 2002 – 2009) – fuse and relay box diagram

Year od production:2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009

This article covers the fourth-generation Volkswagen Polo (Mk4/9N), manufactured between 2002 and 2009. It includes fuse box diagrams for models from 2002 through 2009, provides details on the location of the fuse panels within the vehicle, and explains the function and layout of each fuse and relay.

Passenger Compartment Fuse Box

Fuse Box Location

The fuse panel is located behind an access panel on driver’s side edge of the instrument panel.

Fuse Box Diagram

Volkswagen Polo (9N; 2002 - 2009) - fuses and relay box diagram - passenger compartment — Volkswagen Polo (9N; 2002 – 2009) – fuses and relay box diagram – passenger compartment

Assignment of the fuses in the passenger compartment

№	Amps	Function/component
1	10A	Rear window wiper motor
2	5A	Licence plate light
3	5A	Rear left fog light bulb Trailer socket, rear fog light
4	5A	Cruise control system switch Clutch pedal switch Brake pedal switch Radiator fan relay Fuel pump control unit
5	5A	Engine control unit Exhaust gas recirculation
6	5A	Headlight range control regulator
7	7.5A/5A	2002-2004: Exhaust gas recirculation Air-mass meter Oil level sensor Electrohydraulic steering Crankcase breather heater element 2005-2009: Oil level and oil temperature sender Power steering control unit Crankcase breather heater element
8	5A	Onboard power supply control unit Mirror heating
9	10A	2002-2004 (FSI): Lambda probe Crankcase heater Pressure regulating valve
10	5A	Mobile telephone operating electronics control unit (2006-2009) Control unit with display for radio and navigation system Onboard power supply control unit Radio
11	5A	Mirror adjustment switch Folding exterior mirror control unit
12	5A	Right tail light bulb Right side light bulb
13	5A	Left side light bulb Left tail light bulb
14	10A	Crankcase breather heater Secondary air pump relay Exhaust gas recirculation Intake manifold flap Hall sender
15	10A	Multi-function switch Automatic gearbox control unit
16	10A	lntermittent wiper switch Onboard power supply control unit Rear window wiper motor Windscreen and rear window washer pump
17	5A	Engine control unit
18	5A	Climatic, Climatronic, radiator fan control unit, navigation, circulation pump, illumination of functions, interior monitor sensor, mirror
19	10A	Reversing light switch Parking aid control unit Left washer jet heater element Right washer jet heater element Selector lever illumination (2002-2004)
20	5A	Control unit in dash panel insert
21	10A	Right main beam bulb
22	10A	Left main beam bulb
23	10A	Traction control system switch TCS and ESP button Tyre pressure monitor display button Steering angle sender, only models with ESP ABS control unit
24	10A/15A	2002-2006: Onboard supply control unit, tank filler flap locking motor Onboard supply control unit, central locking motor in rear lid 2006-2009: Heated driver seat regulator Heated front passenger seat regulator Heated front seats control unit
25	10A	Injectors Camshaft adjuster Thermostat heater Fuel purging valve
26	10A	2002-2004: Brake lights 2005-2009: Coolant pump relay (only BJX)
27	5A	Steering angle sender Control unit in dash panel insert
28	10A	Onboard supply control unit, relay for interior lights Door warning lamp relay
29	5A	Climatronic control unit Air conditioning system control unit Mobile telephone operating electronics control unit 16-pin connector, diagnostics connection
30	5A	Onboard power supply control unit, shift lock, rain sensor
31	25A	Driver door control unit Driver side window regulator motor
32	15A	2002-2004: Seat heating 2005-2009: Brake light switch Brake light suppression relay
33	15A	Alarm horn
34	15A/20A	2002-2004: Socket in luggage compartment (Variant) 2005-2006: 12V socket 2006-2009: Cigarette lighter 12V socket Blocking diode
35	20A	Sliding sunroof adjustment control unit
36	25A	Fresh air blower switch Fresh air blower control unit
37	15A/20A	Ignition transformer
38	25A	Rear left door control unit
39	25A	Front passenger side door control unit
40	10A/20A/30A	Engine control unit
41	15A	Fuel pump
42	15A/20A	NOx regulator, Lambda probe, exhaust gas cooling
43	15A	Right headlight dipped beam bulb Right headlight range control motor
44	15A	Left fog light bulb Right fog light bulb
45	15A	Engine control unit
46	20A	Onboard power supply control unit Automatic intermittent wash and wipe relay
47	20A/30A	Onboard power supply control unit Heated rear window
48	15A	Onboard power supply control unit, Turn signals
49	10A/15A	2002-2006: Cigarette lighter 2006-2009: Onboard supply control unit, tank filler flap locking motor Onboard supply control unit, central locking motor in rear lid
50	15A	2002-2004: Central locking 2005-2009: Anti-theft alarm ultrasonic sensor Comfort system central control unit
51	15A	Control unit with display for radio and navigation system Dipped headlight control unit, on/off for Coming home system Radio
52	20A	Headlight washer system relay Onboard supply control unit Treble tone horn, Bass tone horn
53	25A	Rear right door control unit
54	15A	Left headlight dipped beam bulb Headlight range control motor

Relay panel

The relay panel is located under the driver’s side of the instrument panel.

Assignment of the fuses in the relay panel

№	Amps	Description
1		2002-2004: Driving school mode relay 2005-2009: Secondary air pump relay (engine code BJX) Folding exterior mirror control unit
2		2005-2009: Folding exterior mirror control unit Driving school mode relay
3		Glow plug relay (Diesel engines) Motronic current supply relay (2002-2007)
4		Fuel pump relay
5		2002-2004: Warning lamps relay 2005-2007: Door warning lamps relay Brake light suppression relay
6		Headlight washer system relay
7		2002-2004: Starter inhibitor relay 2005-2009: Dipped headlight control unit, on/off (coming home system)
8		Low heat output relay (Diesel engines) Coolant pump relay (2005-2007, engine code BJX)
9		High heat output relay (Diesel engines)
10		Motronic current supply relay Radiator fan relay (engine codes ASZ, BLT) Current supply relay (2002-2004)
11		X-contact relief relay
12		Fuel supply relay
13		Fuel pump relay (Petrol engines)
14	40A	Diesel engines fuses: Heater element fuse 1 Heater element fuse 2 Heater element fuse 3
15		2002-2004: Diesel direct injection system relay 2005-2009: Terminal 30 voltage supply relay (Diesel engines) Motronic current supply relay (Petrol engines, not engine codes BUD, BTS) Fuel pump relay (2005-2007, engine codes BMD, BME)
F1	10A	Trailer socket
F2	15A	Heated driver seat regulator Heated front passenger seat regulator Heated driver seat control unit Heated front passenger seat control unit
F3	10A/5A	Driving school mode Footwell light switch Warning buzzer switch Control unit in dash panel insert (South Africa, from 2006, 5A)
F4	10A	Driving school mode 12V socket

Engine Compartment Fuse Box

Fuse Box Location

The main fuse box located on top of the battery in the engine compartment.

Fuse Box Diagram (version 1)

Volkswagen Polo (9N; 2002 - 2009) - fuses and relay box diagram - engine compartment (version 1) — Volkswagen Polo (9N; 2002 – 2009) – fuses and relay box diagram – engine compartment (version 1)

Assignment of the fuses in the engine compartment (version 1)

№	Amps	Function/component
S162	175A	Alternator
S163	110A	Fuse holder B
S164	50A	Power steering control unit
S176	50A	Glow plug activation control unit Engine glow plugs Secondary air pump motor
S177	40A	Radiator fan (models with air conditioning system or Climatronic)
S178	40A	ABS control unit
S179	25A	ABS control unit
S180	30A	Radiator fan
S267	–	–
S268	5A	Onboard power supply control unit
S269	5A	Radiator fan control unit
S270	–	–
S271	5A	Automatic gearbox control unit
S272	–	–
S273	–	–
S274	–	–

Fuse Box Diagram (version 2)

Volkswagen Polo (9N; 2002 - 2009) - fuses and relay box diagram - engine compartment (version 2) — Volkswagen Polo (9N; 2002 – 2009) – fuses and relay box diagram – engine compartment (version 2)

Assignment of the fuses in the engine compartment (version 2)

№	Amps	Function/component
S162	175A	Alternator
S163	110A	Fuse holder B
S164	40A	Radiator fan (models with air conditioning system or Climatronic)
S176	40A	ABS control unit
S177	50A	Power steering control unit
S178	50A	Glow plug activation control unit Engine glow plugs Secondary air pump motor
S179	25A	ABS control unit
S180	30A	Radiator fan
S267	5A	Radiator fan control unit
S268	10A	ABS control unit
S269	5A	Onboard power supply control unit
S270	5A	Diesel direct injection system control unit (models with engine code BMT)
S271	5A	Automatic gearbox control unit
S272	–	–
S273	–	–
S274	–	–

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

Volkswagen Beetle (Sedan 111, Sedan 113, Converible; 1973) – fuse and relay box diagram

Posted on 12 November 201517 July 2025 by admin

Volkswagen Beetle (Sedan 111, Sedan 113, Converible; 1973) – fuse and relay box diagram

Year of production: 1973

The classic compact car Volkswagen Beetle was produced from 1938 to 2003. In this article, you will find fuse box diagrams for the Volkswagen Beetle models from – 1973, get information about the location of the fuse panels inside the vehicle, and learn about the assignment of each fuse (fuse layout) and relay.

Passenger compartment

Fuse box diagram

Volkswagen Beetle (1973) - fuse and relay box diagram — Volkswagen Beetle (1973) – fuse and relay box diagram

Assignment of the fuses in the passenger compartment

Fuse	Ampere rating	Description
1	8	Parking and side marker lights, left, tail lights left
2	8	Parking and side marker lights, right, tail right left
3	8	Low beam left
4	8	Low beam right
5	8	High beam left
6	8	High beam right, high beam indicator light
7	8	License flasher system
8	8	Emergency flasher system
9	16	Interior light
10	16	Windshield wipers, rear windows defrogger (switch current), fresh air fan
11	8	Horn, stop lights, control valve* and AFT warning lights** (Automatic Stick Shift)
12	8	Fuel gauge, turn signals, brake warning light, warning lights for oil pressure, turning signals and generator

* if this fuse is detective, the transmission cannot be shifted

** trailer hauling only

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

Ford Escort (1990 – 1996) – fuse and relay box diagram (USA version)

Posted on 5 August 20153 May 2025 by admin

Ford Escort (1990 – 1996) – fuse and relay box diagram (USA version)

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

This article focuses on the second-generation Ford Escort (North American version), produced from 1991 to 1996. It provides fuse box diagrams for the 1994, 1995, and 1996 models, along with information on the location of the fuse panels inside the vehicle and the function and layout of each fuse and relay.

Passenger compartment fuse box

Fuse Box Location

The interior fuse panel is below the instrument panel in front of the driver’s door.

Ford Escort (1990 - 1996) - fuse and relay box location - passenger compartment fuse box — Ford Escort (1990 – 1996) – fuse and relay box location – passenger compartment fuse box

Fuse Box Diagram

Ford Escort (1990 - 1996) - fuse and relay box diagram - passenger compartment fuse box — Ford Escort (1990 – 1996) – fuse and relay box diagram – passenger compartment fuse box

Assignment of the fuses in the passenger compartment

Fuse/CB	Ampere rating [A]	Description
1	10	A/c on indicator, air conditioner relay, air conditioner switch, daytime running lamp module, daytime running lamp relay, rear wiper and washer motor, wide-open throttle cutout relay
2	30	Door lock motor
3	20	Brakelamp, electronic automatic transaxle module powertrain control module, high-mount brakelamp, horn, shift interlock system, speed control
4	15	Hazard flashers, front and rear turn lamp, turn indicator lamp
5	30	Passive belt control module, passive belt motor
6	15	Powertrain control module (1.8l engine), ecterior lamps, interior illumination, parking lamp relay, warning chime module
7	15 (1.8l engine)	Dome and map lamp, door lock switch, engine room, ignition key illumination, luggage lamp, premium sound amplifier, radio (memory), powertrain control module, shift interlock system, visor mirror lamp, warning chime module
7	15 (1.9l engine)
8	30	Power window motor
9	15	Moon roof motor
10	15	Cooling fan system, powertrain control module power relay
11	15	Air bag diagnostic module, backup lamps, cluster, flasher unit, passive belt control module, powertrain control module (Canada only), shift-lock system, speed control, turn signal flasher, warning chime
12	15	Instrument panel dimmer module, radio, remote control mirror
13	20	Front wiper and washer motor, interval governor, interval wiper and washer switch
14	20	Powertrain control module (1.8l engine), rear window defrost
15	30 circuit breaker	Blower motor, powertrain control module (1.8l engine)
16	10 (1.9l engine)	Heated exhaust gas oxygen sensor (1.9l engine) (on joint box side, not shown)
16	20 (1.8l engine)	Horn (on joint box side, not shown)
17	20	Cigar lighter (on joint box side)
18	10	Anti-lock brake system (1.8l engine)

Engine Compartment Fuse Box

Fuse Box Location

The fuse box is under the hood near the battery.

Fuse Box Diagram

Ford Escort (1990 - 1996) - fuse and relay box diagram - engine compartment fuse box — Ford Escort (1990 – 1996) – fuse and relay box diagram – engine compartment fuse box

Assignment of the fuses in the engine compartment

Fuse/CB	Ampere rating [A]	Description
1	30	Changing system (1.8l engine), fuel injection system
2	30 FL	Daytime running lamps (Canada), fog lamps, headlamps, high beam indicator
3	80 FL (1.8l engine)	Chargine system, engine compartment fuse panel (ABS, A/C, BTN, fan, horn (1.8l engine)), engine controls, instrument cluster (manual transaxle only), intrument panel fuse panel (cigar, defrost, engine ABS, heater, HEGO (1.9l engine), meter power window, radio, rear wiper, sun roof), starting system
3	100 FL (1.9l engine)
4	60 FL (1.8l engine)	Charging system (1.9l engine), instrument panel fuse panel (belt, door lock, hazard, room, stop, tail)
4	40 FL (1.9l engine)
5	30 (1.8l MTX engine	Cooling fan system
5	40 (1.9l engine, 1.8l ATX engine)	Cooling fan system
6	10 (1.9l engine	Air conditioner magnet clutch, powertrain control module (1.9l engine)
6	20 (1.8l engine
7	10 FL (1.8l engine	Fuel pump relay, powertrain control unit module
7	20 (1.9l engine	Fuel pump
8	60 (1.8l engine	Anti-lock brake system
9	10	Air bag diagnostic module
10	20 (1.8l engine)	Fuel pump
10	10 (1.9l engine)	OBD-II (Data link connector)

The circuit breaker chart

Circuit protected	Size	Location
Blower motor, PCM module (1.8l engine)	30	Power distribution box above fuse panel

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