
Volvo XC90 2018 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 | - | - | 
| 2 | 30A | Electrical outlet in tunnel console between rear seats* | 
| 3 | - | - | 
| 4 | 5A | Movement sensor* | 
| 5 | 5A | Media player | 
| 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 | - | - | 
| 30 | 5A | Ceiling console display (seat belt reminder/front passenger side airbag indicator) | 
| 31 | - | - | 
| 32 | 5A | Humidity sensor | 
| 33 | 20A | Door module in right-side rear door | 
| 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 | Audio control module (amplifier) (certain models only) | 
| 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 | - | - | 
| 45 | - | - | 
| 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 53 and 58 | 
* Option/accessory
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions | 
| 1 | - | - | 
| 2 | - | - | 
| 3 | - | - | 
| 4 | 15A | Ignition coils (gasoline); spark plugs (gasoline) | 
| 5 | 15A | Oil pump solenoid; A/C magnetic coupling; heated oxygen sensor, center (gasoline); heated oxygen sensor, rear (diesel) | 
| 6 | 7.5A | Vacuum regulators; valve; valve for power pulse (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); valve; Engine cooling system thermostat (gasoline); EGR cooling pump (diesel); glow control module (diesel) | 
| 11 | 5A | Spoiler shutter control module; Radiator shutter control module; Relay windings for power pulse (diesel) | 
| 12 | 15A | Heated oxygen sensor, front; Heated oxygen sensor, rear (gasoline) | 
| 13 | 20A | Engine control module | 
| 14 | 40A | Starter motor | 
| 15 | Shunt | Starter motor | 
| 16 | 30A | Fuel filter heater (diesel) | 
| 17 | - | - | 
| 18 | - | - | 
| 19 | - | - | 
| 20 | - | - | 
| 21 | - | - | 
| 22 | - | - | 
| 23 | - | - | 
| 24 | 15A | 12 V outlet in tunnel console, front | 
| 25 | 15A | 12 V outlet in tunnel console between rear seats | 
| 26 | 15A | 12 V outlet in trunk/cargo compartment* | 
| 27 | - | - | 
| 28 | - | - | 
| 29 | - | - | 
| 30 | - | - | 
| 31 | Shunt | Heated windshield*, left side | 
| 32 | 40A | Heated windshield*, left side | 
| 33 | 25A | Headlight washers* | 
| 34 | 25A | Windshield washer | 
| 35 | 15A | Transmission control module | 
| 36 | 20A | Horn | 
| 37 | 5A | Alarm siren* | 
| 38 | 40A | Brake system control module (valves, parking brake) | 
| 39 | 30A | Wipers | 
| 40 | 25A | Rear window washer | 
| 41 | 40A | Heated windshield*, right side | 
| 42 | - | - | 
| 43 | 40A | Brake system control module (ABS pump) | 
| 44 | - | - | 
| 45 | Shunt | Heated windshield*, right side | 
| 46 | 5A | Fed when ignition is on: engine control module, transmission components, electrical power steering, central electrical module, brake system control module | 
| 47 | - | - | 
| 48 | 
 7.5A 15A  | 
 Right-side headlight Right-side headlight, some models with LED  | 
| 49 | - | - | 
| 50 | - | - | 
| 51 | 5A | Battery connection control module | 
| 52 | 5A | Airbags | 
| 53 | 
 7.5A 15A  | 
 Left-side headlight Left-side headlight, some models with LED  | 
| 54 | 5A | Accelerator pedal sensor | 
* Option/accessory
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions | 
| 1 | 30A | Heated rear window | 
| 2 | - | - | 
| 3 | 40A | Pneumatic suspension* compressor | 
| 4 | 30A | Rear auxiliary electric heater (righthand side)* | 
| 5 | - | - | 
| 6 | 30A | Rear auxiliary electric heater (lefthand side)* | 
| 7 | - | - | 
| 8 | 30A | Control module for reduction of nitrous oxides (diesel) | 
| 9 | 25A | Power tailgate* | 
| 10 | 20A | Power front passenger seat* | 
| 11 | 40A | Towbar* control module | 
| 12 | 40A | Seat belt tensioner module (right side) | 
| 13 | 5A | Internal relay windings | 
| 14 | 15A | Control module for reduction of nitrous oxides (diesel) | 
| 15 | 5A | Foot movement detection module for opening the power tailgate* | 
| 16 | - | USB hub/accessory port | 
| 17 | 20A | Module for electrically folding thirdrow seats* | 
| 18 | 25A | Towbar* control module | 
| 19 | 20A | Power driver seat* | 
| 20 | 40A | Seat belt tensioner module (left side) | 
| 21 | 5A | Park Assist Camera* | 
| 22 | - | - | 
| 23 | - | - | 
| 24 | - | - | 
| 25 | - | - | 
| 26 | 5A | Control module for airbags and seat belt tensioners | 
| 27 | - | - | 
| 28 | 15A | Heated rear seat (left side)* | 
| 29 | - | - | 
| 30 | 5A | Blind Spot Information (BLIS)*; Exterior reverse signal control module | 
| 31 | - | - | 
| 32 | 5A | Modules for seat belt tensioners | 
| 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





