Volvo S90 (2017-2019-…) fuses and relays

Fuse box diagram (location and assignment of electrical fuses and relays) for Volvo S90 (2017, 2018-…)

Fuse box diagram: Volvo S90 (2017-2019-…)

2017
2018
2018 Twin-engine

Fuse box location

1) Engine compartment

2) Under the glove compartment

3) Trunk

2017

Fuse box diagram (engine compartment)

Under-hood fuse box diagram: Volvo S90 (2017)

Assignment of fuses in the engine compartment (2017)
FunctionAmp
18
19
20
21
22
23Front USB socket (option)5
2412-volt socket in the front tunnel console15
2512-volt socket on the rear side of the tunnel console, 12-volt socket in the tunnel console between the rear seats15
2612-volt socket in the cargo compartment15
27--
28--
29--
30--
31Heated windshield, driver side (option)Shunt
32Heated windshield, driver side (option)40
33Headlight washers (option)25
34Windshield washer25
35--
36Horn20
37Alarm siren (option)5
38Brake system control module (valves, parking brake)40
39Windshield wipers30
40Rear window washer25
41Heated windshield, passenger side (option)40
42
43Brake system control module (ABS pump)40
44
45Heated windshield, passenger side (option)Shunt
46Feed when ignition is switched on to: engine control module, transmission components, electrical power steering, central electrical module; Brake system control module5
47--
48Passenger side headlight7.5
49--
50--
51Battery connections control module5
52Air bags; Occupant Weight Sensor (OWS)5
53Driver side headlight7.5
54Accelerator pedal sensor5
55Transmission control module15
56Engine control module5
57--
58--
59--
60--
61Engine control module; actuator; Turbocharger valve20
62Solenoids; Valves; Engine cooling system thermostat10
63Vacuum regulators; Valve7.5
64Spoiler shutter control module; Radiator shutter control module; Fuel leakage detection5
65--
66Heated oxygen sensors (front and rear)15
67Oil pump solenoid; A/C magnetic coupling; heated oxygen sensor (center)15
68--
69Engine control module20
70Ignition coil; Spark plugs15
71--
72--
73--
74--
75--
76--
77Starter motorShunt
78Starter motor40
Fuses 18–30, 35–37, 46–54 and 55–70 are called “Micro”.
Fuses 31–34, 38–45 and 71–78 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (under the glove compartment)

Interior fuse box diagram: Volvo S90 (2017)

Assignment of fuses under the glove compartment (2017)
FunctionAmp
1--
2120-volt socket on the rear side of the tunnel console (option)30
3--
4Alarm system movement sensor (Certain markets only)5
5Media player5
6Instrument panel5
7Center console buttons5
8Sun sensor5
9--
10--
11Steering wheel module5
12Module for start knob and parking brake5
13Heated steering wheel module (option)15
14--
15--
16--
17--
18Climate system control module10
19
20On-board diagnostics (OBDII)10
21Center display5
22Climate system blower module (front)40
23--
24Instrument lighting; Courtesy lighting; Rearview mirror auto-dim function; Rain and light sensor; Rear tunnel console keypad (option); Power front seats (option)7.5
25Control module for driver support functions5
26Moon roof and sun shade (option)20
27Head-up display (option)5
28Courtesy lighting5
29--
30Ceiling console display (seat belt reminder, front passenger side airbag indicator)5
31--
32Humidity sensor5
33Rear passenger-side door module20
34Fuses in the trunk10
35Internet connection control module; Volvo On Call control module5
36Rear driver-side door module20
37Infotainment control module (amplifier)40
38--
39Multi-band antenna module5
40Front seat massage function5
41--
42--
43Fuel pump control module15
44--
45--
46Driver side front seat heating (option)15
47Passenger side front seat heating15
48Coolant pump10
49--
50Front driver-side front door module20
51Active chassis control module (option)20
52--
53Sensus control module10
54--
55--
56Front passenger-side front door module20
57--
58--
59Circuit breaker for fuses 53 and 5815
Fuses 1, 3–21, 23–36, 39–53 and 55–59 are called “Micro”.
Fuses 2, 22, 37–38 and 54 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (Trunk)

Trunk fuse box diagram: Volvo S90 (2017)

Assignment of fuses in the trunk (2017)
FunctionAmp
1Heated rear window30
2--
3Pneumatic suspension compressor (option)40
4Lock motor, rear seat backrest -passenger's side15
5--
6Lock motor, rear seat backrest -driver's side30
7
8
9Power trunk release (option)25
10Power front seat (passenger side) module20
11Trailer hitch control module (option)40
12Seat belt tensioner module (passenger side)40
13Internal relay windings5
14
15Foot movement detection module for opening the power trunk release (option)5
16
17
18Trailer hitch control module (option)25
19Power front seat (driver seat) module (option)20
20Seat belt tensioner module (driver side)40
21Parking camera (option)5
22--
23--
24--
25--
26Airbag and seat belt tensioner modules5
27--
28Heated rear seat (driver side) (option)15
29--
30Blind Spot Information (BUS) (option)5
31--
32Seat belt tensioner modules5
33Emission system actuator5
34--
35All Wheel Drive control module (option)15
36Heated rear seat (passenger side) (option)15
37--
Fuses 13–17 and 21–36 are called “Micro”.
Fuses 1–12, 18–20 and 37 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

2018

Fuse box diagram (engine compartment)

Under-hood fuse box diagram: Volvo S90 (2018)

Assignment of fuses in the engine compartment (2018)
FunctionAmp
1
2
3
4Ignition coils, spark plugs15
5Oil pump solenoid Electromagnetic relay A/C, Center oxygen sensor15
6Vacuum regulators, Valve7.5
7Engine control module, Actuator, throttle unit, Turbocharger valve20
8Engine control module5
9
10Solenoids, Valve, Coolant thermostat10
11Spoiler shutter control module, Radiator shutter control module5
12Front/rear oxygen sensors15
13Engine control module20
14Starter motor40
15Starter motorShunt
16
17
18
19
20
21
22
23Front USB socket (option)5
2412-volt socket in the front tunnel console15
2512-volt socket on the rear side of the tunnel console15
2612-volt socket in the trunk15
27
28
29
30
31Heated windshield, driver side (option)Shunt
32Heated windshield, driver side (option)40
33Headlight washers (option)25
34Windshield washer25
35Transmission control module15
36Horn20
37Alarm siren5
38Brake system control module (valves, parking brake)40
39Windshield wipers30
40
41Heated windshield, passenger side (option)40
42
43Brake system control module (ABS pump)40
44
45Heated windshield, passenger side (option)Shunt
46Feed when ignition is switched on to: engine control module, transmission components, electrical power steering, central electrical module; Brake system control module5
47
48Passenger side headlight7.5
49
50
51Battery connection module5
52Air bags; Occupant Weight Sensor (OWS)5
53Driver side headlight7.5
54Accelerator pedal sensor5
Fuses 1–13, 18–30, 35–37 and 46–54 are called “Micro”.
Fuses 31–34 and 38–45 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (under the glove compartment)

Interior fuse box diagram: Volvo S90 (2018)

Assignment of fuses under the glove compartment (2018)
FunctionAmp
1--
2--
3--
4Alarm system movement sensor (Certain markets only)5
5--
6Instrument panel5
7Center console buttons5
8Sun sensor5
9--
10--
11Steering wheel module5
12Module for start knob and parking brake5
13Heated steering wheel module (option)15
14--
15--
16--
17--
18Climate system control module10
19
20On-board diagnostics (OBDII)10
21Center display5
22Climate system blower module (front)40
23USB hub5
24Instrument lighting; Courtesy lighting; Rearview mirror auto-dim function; Rain and light sensor; Rear tunnel console keypad (option); Power front seats (option); Rear door control panels7.5
25Control module for driver support functions5
26Panorama roof and sun shade (option)20
27Head-up display (option)5
28Courtesy lighting5
29--
30Ceiling console display (seat belt reminder, front passenger side airbag indicator)5
31--
32Humidity sensor5
33Rear passenger-side door module20
34Fuses in the trunk10
35Internet connection control module; Volvo On Call control module5
36Rear driver-side door module20
37Infotainment control module (amplifier)40
38--
39Multi-band antenna module5
40Front seat massage function5
41--
42Rear door sun curtains15
43Fuel pump control module15
44--
45--
46Driver side front seat heating (option)15
47Passenger side front seat heating15
48Coolant pump10
49--
50Front driver-side front door module20
51Active chassis control module (option)20
52--
53Sensus control module10
54--
55--
56Front passenger-side front door module20
57--
58--
59Circuit breaker for fuses 53 and 5815
Fuses 1, 3–21, 23–36, 39–53 and 55–59 are called “Micro”.
Fuses 2, 22, 37–38 and 54 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (Trunk)

Trunk fuse box diagram: Volvo S90 (2018)

Assignment of fuses in the trunk (2018)
FunctionAmp
1Heated rear window30
2--
3Pneumatic suspension compressor (option)40
4Lock motor, rear seat backrest -passenger's side15
5--
6Lock motor, rear seat backrest -driver's side30
7
8
9Power trunk release (option)25
10Power front seat (passenger side) module20
11Trailer hitch control module (option)40
12Seat belt tensioner module (passenger side)40
13Internal relay windings5
14
15Foot movement detection module for opening the power trunk release (option)5
16
17
18Trailer hitch control module (option)25
19Power front seat (driver seat) module (option)20
20Seat belt tensioner module (driver side)40
21Parking camera (option)5
22--
23--
24--
25--
26Airbag and seat belt tensioner modules5
27--
28Heated rear seat (driver side) (option)15
29--
30Blind Spot Information (BLIS) (option),
Control module for exterior audible reverse warning (certain markets only) (option)
5
31--
32Seat belt tensioner modules5
33Emission system actuator5
34--
35--
36Heated rear seat (passenger side) (option)15
37--
Fuses 13–17 and 21–36 are called “Micro”.
Fuses 1–12, 18–20 and 37 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

2018 Twin-engine

Fuse box diagram (engine compartment)

Under-hood fuse box diagram: Volvo S90 (2018 Twin-engine)

Assignment of fuses in the engine compartment (2018 Twin-engine)
FunctionAmp
1
2
3
4Control module for actuator for engaging/changing gears5
5High Voltage Coolant Heater control module5
6Control module for: A/C, charge module, heat exchanger cut-off valve, cut-off valve for coolant through the climate system5
7Hybrid battery control module; high-voltage converter for combined high-voltage generator/ starter motor with 500 V-12 V voltage converter5
8
9Converter for controlling feed to the rear axle electric motor10
10Hybrid battery control module for high-voltage converter for combined high-voltage genera-tor/starter motor with 500 V-12V voltage converter10
11Charging module5
12Cut-off valve for hybrid battery coolant; coolant pump 1 for hybrid battery10
13Coolant pump for electric drive system10
14Hybrid component cooling fan25
15
16
17
18
19
20
21
22
23Front USB socket (option)5
2412-volt socket in the front tunnel console15
2512-volt socket in the rear seat near the on the rear side of the tunnel console (Not Excellence) ; 12-volt socket/USB sockets in the tunnel console between the rear seats (Excellence)15
2612-volt socket in the trunk; USB sockets for iPad holders (option)15
27
28
29
30
31Heated windshield driver side (option)Shunt
32Heated windshield driver side (option)40
33Headlight washers (option)25
34Windshield washer25
35
36Horn20
37Alarm siren (option)5
38Brake system control module (valves, parking brake)40
39Windshield wipers30
40
41Heated windshield, passenger side (option)40
42
43Brake system control module (ABS pump)40
44
45Heated windshield, passenger side (option)Shunt
46Feed when ignition is switched on to: engine control module, transmission components, electrical power steering, central electrical module5
47Exterior vehicle sound (certain markets)5
48Passenger side headlight7.5
48Driver's side headlight, certain LED models15
49
50
51
52Air bags; Occupant Weight Sensor (OWS)5
53Driver side headlight7.5
53Driver's side headlight, certain LED models15
54Accelerator pedal sensor5
55Transmission control module; Gear selector control module15
56Engine control module5
57
58
59
60
61Engine control module; Actuator, Turbo-charger valve20
62Solenoids; Valves; Engine cooling system thermostat10
63Vacuum regulators; Valve7.5
64Spoiler shutter control module; Radiator shutter control module; Fuel leakage detection5
65
66Heated oxygen sensors (front and rear)15
67Oil pump solenoid; A/C magnetic coupling; heated oxygen sensor (center)15
68
69Engine control module20
70Ignition coils; Spark plugs15
71
72
73Transmission oil pump control module30
74Vacuum pump control module40
75Transmission actuator25
76
77
78
Fuses 1–13, 18–30, 35–37 and 46–54 are called “Micro”.
Fuses 14–17, 31–34 and 38–45 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (under the glove compartment)

Interior fuse box diagram: Volvo S90 (2018 Twin-engine)

Assignment of fuses under the glove compartment (2018 Twin-engine)
FunctionAmp
1--
2--
3--
4Alarm system movement sensor (Certain markets only)5
5--
6Instrument panel5
7Center console buttons5
8Sun sensor5
9--
10--
11Steering wheel module5
12Module for start knob and parking brake5
13Heated steering wheel module (option)15
14--
15--
16--
17--
18Climate system control module10
19
20On-board diagnostics (OBDII)10
21Center display5
22Climate system blower module (front)40
23USB hub5
24Instrument lighting; Courtesy lighting; Rearview mirror auto-dim function; Rain and light sensor; Rear tunnel console keypad (option); Power front seats (option); Rear door control panels7.5
25Control module for driver support functions5
26Panorama roof and sun shade (option)20
27Head-up display (option)5
28Courtesy lighting5
29--
30Ceiling console display (seat belt reminder, front passenger side airbag indicator)5
31--
32Humidity sensor5
33Rear passenger-side door module20
34Fuses in the trunk10
35Internet connection control module; Volvo On Call control module5
36Rear driver-side door module20
37Infotainment control module (amplifier)40
38--
39Multi-band antenna module5
40Front seat massage function5
41--
42Rear door sun curtains15
43Fuel pump control module15
44Relay coils for engine compartment electrical module; Relay coil for transmission oil pump5
45--
46Driver side front seat heating (option)15
47Passenger side front seat heating15
48Coolant pump10
49--
50Front driver-side front door module20
51Active chassis control module (option)20
52--
53Sensus control module10
54--
55Rear climate system blower10
56Front passenger-side front door module20
57Display for rear seat convenience functions; On-board diagnostics (OBDII); Extra movement sensor (certain markets only)-
58--
59Circuit breaker for fuses 53 and 5815
Fuses 1, 3–21, 23–36, 39–53 and 55–59 are called “Micro”.
Fuses 2, 22, 37–38 and 54 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

Fuse box diagram (Trunk)

Trunk fuse box diagram: Volvo S90 (2018 Twin-engine)

Assignment of fuses in the trunk (2018 Twin-engine)
FunctionAmp
1Heated rear window30
2Power rear seat, driver's side (Excellence models only)20
3Pneumatic suspension compressor (option)40
4Lock motor, rear seat backrest -passenger's side15
512-volt socket in the tunnel console (Excellence models only)30
6Lock motor, rear seat backrest -driver's side30
7Power rear seat, passenger's side (Excellence models only)20
8
9Power trunk release (option)25
10Power front seat (passenger side) module20
11Trailer hitch control module (option)40
12Seat belt tensioner module (passenger side)40
13Internal relay windings5
14
15Foot movement detection module for opening the power trunk release (option)5
16
17
18Trailer hitch control module (option)25
19Power front seat (driver seat) module (option)20
20Seat belt tensioner module (driver side)40
21Parking camera (option)5
22--
23--
24--
25Feed when ignition is on10
26Airbag and seat belt tensioner modules5
27Cooler; heated/cooled cup holders (Excellence models only)10
28Heated rear seat (driver side) (option)15
29--
30Blind Spot Information (BLIS) (option),
Control module for exterior audible reverse warning (certain markets only) (option)
5
31--
32Seat belt tensioner modules5
33Emission system actuator5
34--
35--
36Heated rear seat (passenger side) (option)15
37--
Fuses 13–17 and 21–36 are called “Micro”.
Fuses 1–12, 18–20 and 37 are called “MCase” and should only be replaced by a trained and qualified Volvo service technician.

What a blown fuse looks like?


If the wire is broken, the fuse is blown (but sometimes a fuse can look completely normal and still be blown and in need of replacement).

Volvo S90 (2017-2019-…) fuses and relays December 19, 2018 admin