Volvo XC90 2021 Fuse Box Info
Passenger compartment fuse box location:
The fuse box in the passenger compartment is located behind the floor mat/side panel.
Engine compartment fuse box location:
Luggage compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 10A | Medium voltage moduleA |
| 2 | - | - |
| 3 | - | - |
| 4 | 5A | Movement sensor* |
| 5 | - | - |
| 6 | 5A | Instrument panel |
| 7 | 5A | Center console buttons |
| 8 | 5A | Sun sensor |
| 9 | - | - |
| 10 | - | - |
| 11 | 5A | Steering wheel module |
| 12 | 5A | Module for start knob and parking brake controls |
| 13 | 15A | Heated steering wheel* module |
| 14 | - | - |
| 15 | - | - |
| 16 | - | - |
| 17 | - | - |
| 18 | 10A | Climate system control module |
| 19 | - | - |
| 20 | 10A | Data link connector OBD-II |
| 21 | 5A | Center display |
| 22 | 40A | Climate system blower module (front) |
| 23 | 5A | USB HUB |
| 24 | 7.5A | Instrument lighting; Interior lighting; Rearview mirror auto-dim function*; Rain and light sensors*; Rear tunnel console keypad, rear seat*; Power front seats*; Rear door control panels; Climate system blower module left/right |
| 25 | 5A | Control module for driver support functions |
| 26 | 20A | Panoramic roof with sun curtain* |
| 27 | 5A | Head-up display* |
| 28 | 5A | Passenger compartment lighting |
| 29 | 5A | Wireless charging pad |
| 30 | 5A | Ceiling console display (seat belt reminder/front passenger side airbag indicator) |
| 31 | - | - |
| 32 | - | - |
| 33 | - | - |
| 34 | 10A | Fuses in the trunk/cargo compartment |
| 35 | 5A | Control module for Internet-connected vehicle; Control module for Volvo On Call |
| 36 | 20A | Door module in left-side rear door |
| 37 | 40A | Infotainment control module (amplifier) |
| 38 | 40A | Climate system blower module (rear)* |
| 39 | 5A | Multi-band antenna module |
| 40 | 5A | Front seat massage function* |
| 41 | - | - |
| 42 | 15A | Rear window wiper |
| 43 | 15A | Fuel pump control module |
| 44 | 5A |
Relay coil for transmission oil pump Converter medium voltage; Integrated starter motor |
| 45 | 5A | Opening trunk/tailgate with foot movement* |
| 46 | 15A | Driver's seat heating |
| 47 | 15A | Front passenger's seat heating |
| 48 | 10A | Coolant pump |
| 49 | - | - |
| 50 | 20A | Door module in left-side front door |
| 51 | 20A | Active chassis control module* |
| 52 | - | - |
| 53 | 10A | Sensus control module |
| 54 | - | - |
| 55 | - | - |
| 56 | 20A | Door module in right-side front door |
| 57 | - | - |
| 58 | 5A | TV* (certain markets only) |
| 59 | 15A | Primary fuse for fuses 52, 53, 57 and 58 |
* Option/accessory
A Vehicles with 48 V support battery only
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | - |
| 2 | - | - |
| 3 | 15A | Lambda sensors; Electric charge pressure module |
| 4 | 15A |
Ignition coils (gasoline); spark plugs (gasoline) Exhaust sensor; Diesel particulate sensor |
| 5 | 15A | Oil pump solenoid; A/C magnetic coupling; heated oxygen sensor, center (gasoline); heated oxygen sensor, rear (diesel); heated oxygen sensor, front (gasoline/diesel) |
| 6 | 7.5A | Vacuum regulator; Valve; Output pulse valve (diesel); Oil level/temperature sensor (gasoline/diesel); Glow plug (GCU) (diesel) |
| 7 | 20A | Engine control module; actuator; throttle unit; EGR valve (diesel); turbo position sensor (diesel); turbocharger valve (gasoline) |
| 8 | 5A | Engine control module |
| 9 | - | - |
| 10 | 10A | Solenoids (gasoline); Fuel leakage control valve; Engine cooling system thermostat (gasoline); EGR vacuum valve (diesel); Glow control module (diesel); Supercharger clutch (gasoline); Crankshaft ventilation heater (diesel); Transmission oil cooler valve (diesel) |
| 11 | 5A | Spoiler damper control module; Cooler damper control module; Relay coils for output pulse (diesel); Coolant valve Fuel leakage detection (gasoline) |
| 12 | 15A | Coolant pump |
| 13 | 20A | Engine control module |
| 14 | 40A | Starter motor |
| 15 | Shunt | Starter motor |
| 16 | 30A | Fuel filter heater (diesel) |
| 17 | - | - |
| 18 | 5A | Calculation module |
| 19 | - | - |
| 20 | - | - |
| 21 | 15A | ECM camera |
| 22 | - | - |
| 23 | 7.5A | Front USB port in tunnel console, rear* |
| 24 | 15A | 12 V outlet in tunnel console, front |
| 25 | - | - |
| 26 | 15A | 12 V outlet in trunk/cargo compartment* |
| 27 | - | - |
| 28 | 15A | Driver-side headlight, LED |
| 29 | 15A | Passenger-side headlight, LED |
| 30 | - | - |
| 31 | - | - |
| 32 | - | - |
| 33 | 25A | Headlight washers* |
| 34 | 25A | Washer fluid pump |
| 35 | 15A | Transmission control module; Electric gear selector |
| 36 | 20A | Horn |
| 37 | 5A | Alarm siren* |
| 38 |
40A 30A |
Brake system control module (valves, parking brake) Brake control with 48 V battery |
| 39 | 30A | Wipers |
| 40 | 25A | Rear window washer |
| 41 | - | - |
| 42 | 20A | Parking heater* |
| 43 | 40A | Brake system control module (ABS pump) |
| 44 | - | - |
| 45 | - | - |
| 46 | 5A | Fed when ignition is on: engine control module, transmission components, electrical power steering, central electrical module, brake system control module |
| 47 | - | - |
| 48 | 15A | Passenger-side headlight, LED |
| 49 | - | - |
| 50 | 10A | Transmission control module |
| 51 | 5A | Battery connection control module |
| 52 | 5A | Airbags; Passenger weight sensor |
| 53 | 15A | Driver-side headlight, LED |
| 54 | 5A | Accelerator pedal sensor |
* Option/accessory
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | - |
| 2 | - | - |
| 3 | 40A | Pneumatic suspension* compressor |
| 4 | 30A | Rear auxiliary electric heater (right-hand side)* |
| 5 | - | - |
| 6 | 30A | Rear auxiliary electric heater (lefthand side)* |
| 7 | 20A | Door module right side, rear |
| 8 | - | - |
| 9 | 25A | Power tailgate* |
| 10 | 20A |
Power front passenger seat* Door module right side, front |
| 11 | 40A | Towbar* control module |
| 12 | 40A | Seat belt tensioner module (right side) |
| 13 | 5A | Internal relay windings |
| 14 | - | - |
| 15 | 20A | Door module left side, rear |
| 16 | - | USB hub/accessory port |
| 17 | 20A | Module for electrically folding thirdrow seats* |
| 18 |
25A 40A |
Towbar* control module Accessory module |
| 19 | 20A |
Power driver seat* Door module left side, front |
| 20 | 40A | Seat belt tensioner module (left side) |
| 21 | 5A | Park Assist Camera* |
| 22 | - | - |
| 23 | - | - |
| 24 | - | - |
| 25 | - | - |
| 26 | - | - |
| 27 | - | - |
| 28 | 15A | Heated rear seat (left side)* |
| 29 | - | - |
| 30 | 5A |
Blind Spot Information (BLIS)* Exterior reverse signal control module |
| 31 | - | - |
| 32 | 5A | Seat belt tensioner module, left |
| 33 | 5A | Emissions system actuator (gasoline, certain engine variants) |
| 34 | - | - |
| 35 | 15A | All Wheel Drive (AWD) control module* |
| 36 | 15A | Heated rear seat (right side)* |
| 37 | - | - |
* Option/accessory
