Complete pinout of the relay and fuse box for Volkswagen Golf 8 vehicles
№ Amps Function / component
SC1 - -
SC2 - -
SC3 25 A Trailer detector control unit
SC4 20 A Control unit for reducing agent heater (diesel)
SC5 25 A Parking lock actuator
SC6 30 A Onboard supply control unit
Interior lighting
SC7 30 A Heater and air conditioning system control unit
Seat heating
SC8 20 A Sliding sunroof adjustment control unit
SC9 30 A Driver door control unit (left-hand drive models)
Front passenger door control unit (right-hand drive models)
Rear driver side window regulator motor (left-hand drive models)
Rear passenger side window regulator motor (right-hand drive models)
SC10 - -
SC11 15 A Trailer detector control unit
SC12 40 A Onboard supply control unit
Exterior lighting (left-side)
SC13 40 A Onboard supply control unit
Central locking
SC14 30 A Digital sound package control unit
SC15 - -
SC16 7.5 A Airbag control unit
SC17 10 A Relay for reducing agent metering system
SC18 7.5 A Interface for entry and start system
Driver exterior door handle (left-hand drive models)
Front passenger exterior door handle (right-hand drive models)
Control unit 2 for break-in protection
Control unit 3 for break-in protection
Control unit 4 for break-in protection
Control unit 5 for break-in protection
Control unit for electronic steering column lock
SC19 7.5 A Dash panel insert
Emergency call module control unit and communication unit
SC20 7.5 A Internet access control unit
Chip card reader control unit (Japan)
TV tuner (Japan)
Telephone bracket
Transmission and reception stabilisation control unit
USB connection 1
SC21 7.5 A Lane change assist control unit
Lane change assist control unit 2
Driver side exterior mirror
Passenger side exterior mirror
Rear lid handle
SC22 - -
SC23 - -
SC24 15 A All-wheel drive control unit
SC25 25 A Front left seat belt (left-hand drive models)
Front right seat belt (right-hand drive models)
SC26 30 A Driver door control unit (right-hand drive models)
Front passenger door control unit (left-hand drive models)
Rear driver side window regulator motor (right-hand drive models)
Rear passenger side window regulator motor (left-hand drive models)
SC27 25 A Front right seat belt (left-hand drive models)
Front left seat belt (right-hand drive models)
SC28 - -
SC29 15 A Trailer detector control unit
SC30 30 A Control unit 1 for information electronics
SC31 25 A Trailer detector control unit
SC32 25 A Operating and display unit for rear air conditioning system
Rear seat heating
SC33 - -
SC34 - -
SC35 40 A Onboard supply control unit
Exterior lighting (right-side)
SC36 40 A Fresh air blower control unit
SC37 - -
SC38 - -
SC39 10 A Steering column electronics control unit
SC40 7.5 A Alarm horn
SC41 7.5 A Data bus diagnostic interface
SC42 7.5 A Selector mechanism
Selector lever position display
SC43 10 A Vehicle interior temperature sensor
Remote control receiver for auxiliary heater
Heater and air conditioning system control unit
Operating and display unit for rear air conditioning system
Heated rear window relay
SC44 7.5 A Parking brake button
Diagnostic connection
Front roof module
Anti-theft alarm sensor
Operating unit for lighting
Control unit for cornering light and headlight range control
Air humidity, rain and light sensor
SC45 7.5 A Steering column electronics control unit
SC46 7.5 A Control unit for Head-up Display
Display unit for front information display and operating unit control unit
SC47 10 A Electronically controlled damping control unit
SC48 7.5 A USB charging socket 1
SC49 - -
SC50 - -
SC51 - -
SC52 20 A 12V socket
12V socket 3
SC53 - -
SC54 - -
SC55 - -
SC56 - -
SC57 - -
SC58 7.5 A Front camera for driver assist systems
Parking aid control unit
Adaptive cruise control unit
SC59 7.5 A Parking brake button
Automatic anti-dazzle interior mirror
Air quality sensor
Pressure sender for refrigerant circuit
Reversing light switch
Relay for power sockets
Control unit for structure-borne sound
SC60 7.5 A Diagnostic connection
SC61 7.5 A Starter relay 1
Starter relay 2
SC62 - -
SC63 - -
SC64 - -
SC65 10 A Engine sound generator control unit
SC66 15 A Rear window wiper motor
SC67 30 A Heated rear window relay
R1 Relay for power sockets
R2 Terminal 15 voltage supply relay
R3 Heated rear window relay
R4 Relay for reducing agent metering system (Diesel)
R5 -
R6 -
№ Amps Function / component
SB1 400 A Power steering control unit
SB2 7.5 A Main relay (petrol)
Terminal 30 voltage supply relay (diesel)
Engine/motor control unit
ABS control unit
SB3 20 A Engine component current supply relay (2.0l petrol)
SB3 7.5 A Relay for gas shut-off valves (natural gas engine)
SB4 15 A Front left headlight
SB5 15 A Front right headlight
SB6 - -
SB7 30 A Auxiliary hydraulic pump 1 for gearbox oil
SB8 40 A Brake servo
SB9 15 A Horn relay
SB10 30 A Wiper motor control unit
SB11 - -
SB12 15 A / 30 A Mechatronic unit for dual clutch gearbox
Automatic gearbox control unit
SB13 25 A ABS control unit
SB14 20 A Auxiliary heater control unit
SB15 40 A ABS control unit
SB16 - -
SB17 40 A Auxiliary air heater element (diesel)
SB18 40 A Auxiliary air heater element (diesel)
SB19 - -
SB20 15 A Axle differential lock control unit
SB21 7.5 A Engine/motor control unit
SB22 30 A Starter
SB23 15 A Engine/motor control unit
SB24 7.5 A / 10 A Radiator fan
Oil level and oil temperature sender
Activated charcoal filter solenoid valve 1 (petrol, natural gas engine)
Exhaust camshaft control valve 1 (petrol, natural gas engine)
Inlet camshaft control valve 1 (petrol, natural gas engine)
Valve for oil pressure control (petrol, natural gas engine)
Piston cooling jet control valve (petrol, natural gas engine)
Fuel pressure regulating valve (diesel)
Relay for reducing agent metering system (diesel)
Automatic glow period control unit (diesel)
Starter-alternator (models with 48 V system)
Inlet cam actuator for cylinder 2 (1.5l petrol)
Exhaust cam actuator for cylinder 2 (1.5l petrol)
Inlet cam actuator for cylinder 3 (1.5l petrol)
Exhaust cam actuator for cylinder 3 (1.5l petrol)
Gas tank pressure sensor (natural gas engine)
Relay for gas shut-off valves (natural gas engine)
SB25 10 A Gas injection valve 1 (natural gas engine)
Gas injection valve 2 (natural gas engine)
Gas injection valve 3 (natural gas engine)
Gas injection valve 4 (natural gas engine)
SB26 10 A Heater element for crankcase breather (diesel)
Valve for oil pressure control (diesel)
Actuator for engine temperature regulation (diesel)
Coolant regulating valve (diesel)
Piston cooling jet control valve (diesel)
Coolant circulation pump (2.0l petrol)
Charge air cooling pump (petrol, natural gas engine)
Auxiliary pump for heating (diesel)
SB27 10 A / 15 A Particulate sensor (diesel)
Lambda probe 1 after catalytic converter (petrol)
Lambda probe 1 before catalytic converter (petrol)
Control unit for NOx sender (diesel)
Control unit 2 for NOx sender (diesel)
Control unit 3 for NOx sender (diesel)
Control unit 1 for particulate sensor (diesel)
SB28 20 A Ignition coil 1 with output stage (1.5l petrol, 1.4l petrol)
Ignition coil 2 with output stage (1.5l petrol, 1.4l petrol)
Ignition coil 3 with output stage (1.5l petrol, 1.4l petrol)
Ignition coil 4 with output stage (1.5l petrol, 1.4l petrol)
Activated charcoal filter solenoid valve 1 (1.4l petrol)
Inlet camshaft control valve 1 (1.4l petrol)
Exhaust camshaft control valve 1 (1.4l petrol)
Valve for oil pressure control (1.4l petrol)
SB29 15 A / 20 A Fuel pump control unit
SB30 - -
SB31 - -
SB32 - -
R1 Main relay
R2 High heat output relay (diesel)
R3 Horn relay
R4 Starter relay 1
R5 Starter relay 2
R6 Relay for gas shut-off valves (natural gas drive)
Engine component current supply relay (2.0l petrol engine)
R7 Automatic glow period control unit
R8 Low heat output relay
№ Amps Function / component
SA1 150 A Fuse holder B
SA2 50 A Radiator fan
SA3 - -
508 - Battery
SA4 125 A Fuse holder C
SA5 125 A Fuse holder C
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