Volkswagen Polo V – fuse and relay

Volkswagen Polo 5 th generation was produced in 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 and 2017 respectively. In this publication you will find information on the location of all electronic control units, as well as a Assignment of the purpose of fuses and relays in the Volkswagen Polo 5 th generation. Separately, we note the fuse responsible for the cigarette lighter.

polo 5 hatchback

Please note that the purpose of the fuses in the polo sedan and polo hatchback are different.

Location

Diagram

Volkswagen Polo 5 all blocks

Designation

1ABS electronic control unit
2Air conditioner electronic control unit
3Air conditioner / heater fan motor control unit
4Heater / A / C blower motor resistor
5Accumulator battery
6Battery – some models
7CAN data bus, gateway control unit
8Diagnostic connector (DLC)
9Driver’s door control unit
10Rear left door electrical control unit
11Passenger door electrical control unit
12Rear right door electrical control unit
13Electronic engine control unit
14Cooling fan motor control unit
15Fuel pump control unit
16Fuse / relay box, engine compartment
17Fuse / relay box, instrument cluster 1
18Fuse / relay box, instrument panel 2
19Fuse / Relay Box, Luggage Compartment – Certain Models
20Xenon headlight control unit (left)
21Xenon headlight control unit (right)
22Gas fuel control unit
23Headlight range control unit
24Sound signal
25Instrument cluster control unit
26Mobile phone control unit
27Multifunctional control unit – functions: Anti-theft system. central locking. alarm. headlight washers. heater for rear-view mirrors. rear window heater. windshield heater. sound signal. direction indicators. interior lighting lamps
28Multifunction display control unit
29Parking system control unit
30Power steering control unit
31Seat heating control unit
32Steering wheel control unit
33Sunroof electric control unit
34SRS electronic control unit
35Trailer control unit
36Electronic gearbox control unit – on the gearbox

Passenger compartment

Fuse box

It is located in the passenger compartment under the steering rack, behind the protective cover.

fuse box in the passenger compartment polo 5

Diagram

block diagram

Appointment

1Not used
210A Steering column switch block, Rear window wiper motor, Windscreen and rear window washer pump
35 / 7.5A Fuel pump relay, Engine control unit, Ignition and starter switch
42 / 7.5A Steering column switch block, Multifunction steering wheel control unit
5Not used
65A Instrument cluster control unit
75 / 15A Headlight range control, License plate light, Switch and instrument cluster backlight brightness control
810A Injectors
95 / 7.5A ABS control unit, ASR and ESP deactivation button, Steering column switch block, Tire pressure indicator button
105 / 7.5A Speed ​​sensor, Onboard supply control unit, Radio
115 / 10A Headlight range control, Steering column switch block, Instrument cluster control unit
125 / 7.5 Exterior mirror adjuster, Exterior mirrors
1310 / 15A Automatic gearbox control unit, Multi-function switch, Automatic gearbox selector
145 / 15A Airbag control unit, control lamp off. PP airbags
15Not used
16
5 / 10A Parking aid control unit
1710A Lambda probe heating element, Canister solenoid valve 1, Windscreen and rear window washer pump
185 / 7.5A Instrument Cluster Control Unit, Right Fog Lamp Lamp
195 / 7,5А Side light relay, Head unit, Ignition and starter switch
205 / 10A Instrument Cluster Control Unit, Steering Column Switch Block, Main Relay
2110 / 15A Onboard supply control unit – courtesy lights
225 / 10A Diagnostic connector, Air conditioning control unit, Climatronic control unit, Ignition key removal lock solenoid, Rain and light sensor, Side light relay, Outside mirror heating relay
237.5 / 10A Onboard supply control unit, Engine control unit, Automatic gearbox control unit, Automatic gearbox selector, Rain sensor
2415A Heated outside mirrors, Heated outside mirror relay
255 / 15A High pressure sensor, Air conditioning relay, Air conditioning control unit, Diagnostic socket, Electrochromic interior mirror, Climatronic control unit
265 / 7.5 / 20A Power steering control unit, Air mass meter, Air conditioning relay
275 / 15A Reversing light switch
28
15A Lambda probe, Cylinder injectors, Glow plug control unit
2910/15 / 20A Pressure and fuel metering regulator, Ignition coils
3010A Coolant circulation pump 2, Exhaust gas recirculation cooler changeover valve, Turbocharging pressure limiting solenoid valve
3110 / 15A Pressure Fuel Relay, Glow Plug Control Unit, Cylinder Injectors, Ignition Coils
3230A Engine control unit
335 / 10A Clutch pedal switch, Brake light switch, Radiator fan control unit, Air conditioning relay
347.5A Right high beam headlight bulb, Left high beam headlamp bulb, Instrument cluster control unit
3510A Engine control unit
3615 / 20A Booster fuel pump, Relay for supplying fuel in the pressure line, Relay for fuel pump
3725A Seat heating control unit
387.5 / 30A Lamp for left headlight high beam, Control unit in instrument cluster, Control unit for automatic transmission
3910 / 15A Lamp of the right headlight low beam
4030A Supply fan switch, Supply fan control unit
4110A Rear window wiper motor
4215 / 20A Cigarette lighter
4315 / 20A Onboard supply control unit, Turning lamps, Stop signals
445 / 10A Alarm Siren, Burglar Alarm Sensor
4515 / 30A Head unit, Multimedia system control unit
4620 / 30A Horn, Headlight washers
4720 / 30A Wiper motor
4825 / 30A Central locking, Electric motor for locking the fuel filler flap
495 / 15A Reversing lamps
5025 / 30A Driver’s door control unit, Front left power window switch
5125 / 30A Front passenger door control unit, Power window switch on the front passenger door
5230A Rear door and power window control unit
5330A Rear window heating element
5415 / 20A Fog lights
5515A Ignition coils
5615A Daytime running lights
575 / 7.5A Front left side light bulb, Rear light, left
585 / 7.5A Front right side light bulb, Rear light, right, Brake booster vacuum pump
5910 / 15A Lamp of the left headlight low beam
6015A DRL, Audio system

The fuse number 42, 15 or 20A, is responsible for the cigarette lighter.

Relay box

This unit is located under the dashboard on the driver’s side.

Relay access

Diagram

Polo hatchback relay circuit

Designation

1Not used
2Not used
3Not used
4
Low beam relay (left, from August 2010)
Fuel pump relay (left, from November 2010)
Fuel pressure switch (right)

Not used (since August 2012)

5
Power supply relay cl. 30 (with diesel engine)

Main relay (with petrol engine)

6
Side light relay (right)
Low beam relay (left, from November 2010)
Starter lock relay (from May 2015)
7
Fuel pump relay (from Aug 2010)
Air conditioning relay (from November 2010)
Not used (since August 2011)
Heated exterior mirror relay (from May 2015)
8
Starter lock relay
Side light relay (left, from August 2012)
Low beam relay (right, from August 2012)
9
Air conditioning relay (up to November 2010, up to August 2012)
Not used (from November 2010 to August 2011)
10Relay for unloading contact X
11Not used
12Not used
13Fuel pump relay (left, from August 2012)
14Not used
15Air conditioner relay (from August 2012)

Engine compartment

Located in the battery cover.

block under the hood

Assignment

SA1150A Generator
SA2Not used
SA3110A Ignition and starter switch, Light switch, Steering column switch block, Relay for unloading contact, Relay for fuel pump, Relay for dipped beam, Fuse 20 in the fuse box, Relay for side lights, Power relay for cl. 30, Fuse 3.
SA450A Power steering control unit
SA540A Control unit AB
SA640A Radiator Fan Control Unit, Radiator Fan
SA750A Glow plug control unit
SC125A ABS control unit
SC230A Radiator Fan Control Module, Radiator Fan, Radiator Fan Thermal Switch
SC3Not used
SC410A ABS control unit
SC55 / 10A Onboard supply control unit
SC625A Automatic gearbox control unit

 

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