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Volkswagen Caddy (SB; 2021-2023..) fuses and relays

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In this article, we consider the fourth-generation Volkswagen Caddy (Type SB), available from 2020 to present. In this article, you will find fuse box diagrams of Volkswagen Caddy 2020, 2021, 2022, and 2023, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

See other Volkswagen Caddy:


Volkswagen Caddy (2003-2010)…>>

Volkswagen Caddy (2011-2015)…>>

Fuse Layout VW Caddy 4 (2020-2023..)

Passenger Compartment Fuse Box

Fuse Box Location

Fuse Box Diagram (Fuse Panel C -SC-)

Assignment of the fuses in the instrument panel
№AmpsFunction / component
SC1--
SC230ARear fresh air blower control unit
SC325ATrailer detector control unit
SC430AControl unit for reducing agent heater (diesel)
SC525AParking lock sender
SC630AOnboard supply control unit
SC730AHeater and air conditioning controls
SC825AMultifunction unit control unit
SC930ADriver door control unit (left-hand drive models)
Front passenger door control unit (right-hand drive models)
SC1025AMultifunction unit control unit
SC1115ATrailer detector control unit
SC1240AOnboard supply control unit
SC1340AOnboard supply control unit
SC1440AVoltage converter
SC15--
SC167.5AAirbag control unit
Control unit for wireless connection of seat occupied sensors
SC1710ARelay for reducing agent metering system (diesel)
Delivery unit for reducing agent metering system (diesel)
Reducing agent tank (diesel)
SC1810ASteering column lock control element
Interface for entry and start system
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
SC197.5ADash panel insert
Navigation system interface
SC207.5AStorage compartment with interface for mobile telephone
Transmission and reception stabilisation control unit
USB connection 1
SC217.5AInterior light relay
Blind Spot Monitor control unit
Blind Spot Monitor control unit 2
Rear overhead view camera
SC22--
SC2315AContact strip in left B-pillar
SC2415AAll-wheel drive control unit
SC2525AMultifunction unit control unit
SC2630AFront passenger door control unit
SC2725AMultifunction unit control unit
SC28--
SC2915ATrailer detector control unit
SC3020AControl unit 1 for information electronics
SC3125ATrailer detector control unit
SC3215ARear lid control unit
SC3315AContact strip in right B-pillar
SC34--
SC3540AOnboard supply control unit
SC3640AFresh air blower control unit
SC37--
SC38--
SC39--
SC407.5AAlarm horn
SC417.5AData bus diagnostic interface
SC427.5ASelector mechanism
Selector lever position display
SC4310AHeater and air conditioning controls
Vehicle interior temperature sensor
Heated rear window relay
Tyre Pressure Monitoring System control unit
Remote control receiver for auxiliary coolant heater
SC447.5AElectromechanical parking brake button
Operating unit 1 for driver and convenience functions
Operating unit for lighting
Anti-theft alarm sensor
Air humidity, rain and light sensor
Front interior light
SC457.5ASteering column electronics control unit
SC467.5ADisplay unit for front information display and operating unit control unit
SC47--
SC487.5AUSB charging socket 1
SC49--
SC50--
SC51--
SC5220A12 V socket
12 V socket 3
12 V socket 4
SC53--
SC54--
SC55--
SC56--
SC57--
SC587.5AAdaptive cruise control unit
Parking aid control unit
Front camera for driver assist systems
SC597.5AElectromechanical parking brake button
Reversing light switch
Pressure sender for refrigerant circuit
Relay for power sockets
SC607.5ADiagnostic connection
SC617.5AClutch position sender
Starter relay 1
Starter relay 2
SC62--
SC63--
SC64--
SC65--
SC6615ARear window wiper motor
SC6730AHeated rear window
R1Relay for power sockets
R2Terminal 15 voltage supply relay
R3Heated rear window relay
R4Relay for reducing agent metering system (For models with diesel engine)
R5-
R6-
Individual fuses

№AmpsFunction / component
A15AFront left lumbar support adjustment switch
B15AFront right lumbar support adjustment switch

For Taxi

№AmpsFunction / component
A--
B--
C--
D10ATaximeter
Mirror taximeter
Two-way radio
Relay for sliding doors

  1. Left sliding door relay -J1269-
  2. Relay holder

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Engine Compartment Fuse Boxes

Fuse Box Location

Fuse Box Diagram (Fuse holder B -SB-)

Assignment of the fuses in the engine compartment
№AmpsFunction / Component
SB1400APower steering control unit
SB27.5AABS control unit
Main relay (petrol)
Terminal 30 voltage supply relay (diesel)
Engine/motor control unit
SB3--
SB415AFront left headlight
SB515AFront right headlight
SB6--
SB730AGearbox oil cooling pump
SB840ABrake servo
SB915AHorn relay
SB1030AWiper motor relay 1
Wiper motor relay 2
Windscreen wiper motor
SB11--
SB1215AMechatronic unit for dual clutch gearbox
SB1325AABS control unit
SB1420AAuxiliary heater control unit
SB1540AABS control unit
SB16--
SB1740AAuxiliary air heater element (diesel)
SB1840AAuxiliary air heater element (diesel)
SB19--
SB20--
SB217.5AEngine/motor control unit
SB2230AStarter
SB2315AEngine/motor control unit
SB247.5APetrol:
Oil level and oil temperature sender (petrol)
Activated charcoal filter solenoid valve 2 (petrol)
Camshaft control valve 1 (petrol)
Exhaust camshaft control valve 1 (petrol)
Valve for oil pressure control (petrol)
Inlet cam actuator for cylinder 2 (petrol)
Exhaust cam actuator for cylinder 2 (petrol)
Inlet cam actuator for cylinder 3 (petrol)
Exhaust cam actuator for cylinder 3 (petrol)
Radiator fan (petrol)
SB2410ADiesel:
Oil level and oil temperature sender (diesel)
Automatic glow period control unit (diesel)
Control unit for reducing agent heater (diesel)
Relay for reducing agent metering system (diesel)
Fuel pressure regulating valve (diesel)
Radiator fan (diesel)
SB257.5AExhaust cam actuator for cylinder 2
SB2610ADiesel:
Heater element for crankcase breather (diesel)
Valve for oil pressure control (diesel)
Coolant valve for cylinder head (diesel)
Piston cooling jet control valve (diesel)
Coolant pump for high-temperature circuit (diesel)
SB2610APetrol:
Charge air cooling pump (petrol)
SB2710APetrol:
Lambda probe 1 after catalytic converter (petrol)
Lambda probe 1 before catalytic converter (petrol)
SB2715ADiesel:
NOx sender 3 (diesel)
Lambda probe 1 before catalytic converter (diesel)
Particulate sensor (diesel)
Control unit for NOx sender (diesel)
Control unit for NOx sender 2 (diesel)
SB2820AIgnition coils 1-4 with output stage (petrol)
SB2915A/20AFuel pump control unit (15A - petrol; 20A - diesel)
SB30--
SB31--
SB32--
R1Petrol: Main relay
Diesel: Terminal 30 voltage supply relay
R2High heat output relay
R3Horn relay
R4Starter relay 1
R5Starter relay 2
R6-
R8Low heat output relay (For models with auxiliary air heater element)
R9Heated windscreen relay
R10Heated windscreen relay 2
R11Wiper motor relay 1
R12Wiper motor relay 2
Connection and distribution box 1 -SX1-

№AmpsFunction / component
SA1150AFuse holder B
SA250A/100ARadiator fan (50A for models with single radiator fan; 100A for models with dual radiator fan)
SA3200A-
508-Connection and distribution box 2
Battery
SA4125AFuse holder C
SA5125AFuse holder C
Connection and distribution box 2 -SX2-

№AmpsFunction / component
A400AStarter
Alternator with voltage regulator
Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses

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