Volvo S90 Twin Engine 2018 Fuse Box Info
Passenger compartment fuse box location:
The fuse box in the passenger compartment is located behind the floor mat/side panel, under the glove box.
Engine compartment fuse box location:
Luggage compartment fuse box location:
The fuse box is located on the right-hand side.
Fuse Box Diagram | Layout
Passenger compartment fuse box:
* Option/accessory
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | - |
| 2 | - | - |
| 3 | - | - |
| 4 | 5A | Control module for actuator for engaging/changing gears, automatic transmission |
| 5 | 5A | High-voltage coolant heater control module |
| 6 | 5A | Control module for A/C; heat exchanger cut-off valve; cut-off valve for coolant through the climate system |
| 7 | 5A | Hybrid battery control module; high-voltage converter for combined high-voltage generator/starter motor with 500 V–12 V voltage converter |
| 8 | - | - |
| 9 | 10A | Converter for controlling feed to rear axle electric motor |
| 10 | 10A | Hybrid battery control module; high-voltage converter for combined high-voltage generator/starter motor with 500 V–12 V voltage converter |
| 11 | 5A | Charge module |
| 12 | 10A | Cut-off valve for hybrid battery coolant; coolant pump 1 for hybrid battery |
| 13 | 10A | Coolant pump for electric drive system |
| 14 | 25A | Hybrid component cooling fan |
| 15 | - | - |
| 16 | - | - |
| 17 | - | - |
| 18 | - | - |
| 19 | - | - |
| 20 | - | - |
| 21 | - | - |
| 22 | - | - |
| 23 | 5A | Front USB port in tunnel console, front |
| 24 | 15A | 12 V outlet in tunnel console, front |
| 25 | 15A | 12 V outlet in tunnel console between second-row seats, 12 V outlet in tunnel console, between rear seats*, USB ports in tunnel console between rear seats* |
| 26 | 15A | 12 V outlet in trunk/cargo compartment*, USB ports for iPad holders* |
| 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 | - | - |
| 36 | 20A | Horn |
| 37 | 5A | Alarm siren* |
| 38 | 40A | Brake system control module (valves, parking brake) |
| 39 | 30A | Wipers |
| 40 | - | - |
| 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 |
| 47 | 5A | Exterior vehicle sound (certain markets) |
| 48 |
7.5A 15A |
Right-side headlight Right-side headlight, some models with LED* |
| 49 | - | - |
| 50 | - | - |
| 51 | - | - |
| 52 | 5A | Airbags |
| 53 |
7.5A 15A |
Left-side headlight Left-side headlight, some models with LED* |
| 54 | 5A | Accelerator pedal sensor |
| 55 | 15A | Transmission control module; gear selector control module |
| 56 | 5A | Engine control module |
| 57 | - | - |
| 58 | - | - |
| 59 | - | - |
| 60 | - | - |
| 61 | 20A | Engine control module; actuator; throttle unit; turbo-charger valve |
| 62 | 10A | Solenoids; valve; engine cooling system thermostat |
| 63 | 7.5A | Vacuum regulators; valve |
| 64 | 5A | Spoiler shutter control module; radiator shutter control module |
| 65 | - | - |
| 66 | 15A | Heated oxygen sensor, front; heated oxygen sensor, rear |
| 67 | 15A | Oil pump solenoid; A/C magnetic coupling; heated oxygen sensor (center) |
| 68 | - | - |
| 69 | 20A | Engine control module |
| 70 | 15A | Ignition coils; spark plugs |
| 71 | - | - |
| 72 | - | - |
| 73 | 30A | Transmission oil pump control module |
| 74 | 40A | Vacuum pump control module |
| 75 | 25A | Transmission actuator |
| 76 | - | - |
| 77 | - | - |
| 78 | - | - |
* Option/accessory
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | Heated rear window |
| 2 | 20A | Power rear seat* |
| 3 | 40A | Pneumatic suspension* compressor |
| 4 | 15A | Lock motor for rear seat backrest, right side |
| 5 | 30A | Electrical outlets in the tunnel console* |
| 6 | 15A | Lock motor for rear seat backrest, left side |
| 7 | 20A | Power rear seat (right-hand side)* |
| 8 | - | - |
| 9 | 25A | Power trunk release* |
| 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 | - | - |
| 15 | 5A | Foot movement detection module for opening the power trunk release |
| 16 | 5A | USB hub/accessory port |
| 17 | - | - |
| 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 | 10A | Feed when ignition is on |
| 26 | 5A | Control module for airbags and seat belt tensioners |
| 27 | 10A | Cooler*; Heated/cooled cup holder (rear)* |
| 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 | - | - |
| 36 | 15A | Heated rear seat (right side)* |
| 37 | - | - |
* Option/accessory
