2018-2021 Volvo XC40 fuse box diagram

The compact luxury crossover Volvo XC40 is available from 2017 to the present. In this article, you will find fuse box diagrams of Volvo XC40 2018, 2019, 2020, and 2021, get information about the location of the fuse panels inside the car, and learn about the function of each fuse.

Cigar lighter (power outlet) fuses in the Volvo XC40 are the fuses #2 (12V socket in tunnel console, front) and #4 (12V socket in cargo area – option) in the engine compartment fuse box.

[2018]

Engine compartment

2018-2021-Volvo-xc40-engine-compartment-fuse-box-diagram-carsfuse.com
Fuse NumberFunctionFuse Amp
1USB port, tunnel console, rear (option)5
212 V socket in tunnel console, front15
3
412 V socket in cargo area (option)15
5Engine Control Module (ECM)20
6Ignition coils; Spark plugs15
7Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); EGR cooling pump (diesel); Glow control module (diesel); Engine Control Module (ECM)15
8Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); Cooling pump for EGR (diesel); Glow control module (diesel); Vacuum regulators; Valve; Valve for output pulse (diesel)10
9Lambda probe, centre (petrol); Lambda probe, rear (diesel)15
10Sensor for nitrous oxides (diesel)15
11
12Right-hand headlamp20
13Left-hand headlamp20
14Airbags5
15Accelerator pedal sensor5
16Supplied when the ignition is switched on: Engine control module; Transmission components; Electric steering servo; Central electronic module; Control module for brake system5
17Electric additional heater (option); OBD II firewall5
18Alcohol lock5
19
20Internal relay coils5
21
22Sensor for brake pedal; Brake pedal5
23
24Control module for actuator for engagement/change of automatic gearbox gear positions5
25Transmission control module15
26Engine Control Module (ECM)5
27
28
29Horn20
30Siren (option)5
31Windscreen wipers30
32Control module for brake system (valves, parking brake)40
33Control unit for brake system (ABS pump)40
34
35Actuator for transmission25
36
38Right-hand headlamp; Left-hand headlamp30
39
40
41Towbar control module (option)25
42Towbar control module (option)40
43
44Power driver seat (option)20
45
46
47
48
48
49
50
51Fuel filter heater (diesel)30
52Heated windscreen, left (option)40
53Heated windscreen, right (option)40
54Control function for support battery5
55Left-hand headlamp20
56Right-hand headlamp20

Fuses 1-30, 46-50, and 54-56 are of the “Micro” type.
Fuses 31-45, and 51-53 are of the “MCase”.

Fuses under the seat

2018-2021-Volvo-xc40-under-the-seat-fuse-box-diagram-carsfuse.com
Fuse NumberFunctionFuse Amp
1Audio control module (amplifier) (certain variants)40
2Central Electric Module A : Sensors, radar units, power seats (option).40
3Central Electric Module B: Sensors, radar units, power seats (option).40
4Fan module for climate control system, front40
5Power operated tailgate (option)25
6Power seat, right (option)20
7Parking heater (option)25
8Control module for reduction of nitrous oxides (diesel) Sun sensor30
9Door module in right-hand rear door20
10Door module in left-hand rear door20
11Door module in left-hand front door20
12
13Door module in right-hand front door20
14Seat heating, rear (option)15
15
16
17Control module for reduction of nitrous oxides (diesel)15
18Steering lock7,5
19Control module for climate control system7,5
20Movement detector (option)5
21Driver display5
22Keypad in centre console5
23Steering wheel module5
24Module for start knob and for parking brake control5
25Centre display5
26Control module for online car; Control module for Volvo On Call5
27Module for multi-band antenna5
28Relay coils5
29Module for detecting foot movement (option) (for opening the power operated tailgate)5
30Sensus control module TV (option) (certain markets)15
31Diagnostic socket OBDII10
32Alcohol lock5
33Lock motor for backrest on rear left-hand side15
34Lock motor for backrest on rear right-hand side15
40Rear window defroster30
41Seatbelt pretensioner module, left-hand side40
42Seatbelt pretensioner module, right-hand side40
50Humidity sensor5
51Control module for fuel pump20
52Coolant pump10
53Steering wheel module for heated steering wheel (option)15
54
55Headlamp washers (option)25
56Rear window washer25
57
58
59
60
61
62
63Seatbelt pretensioner module5
64Blind Spot Information (BLIS) (option): control module, exterior reversing sound5
65
66Sun sensor5
67All Wheel Drive (AWD) control module (option)15
68Coolant pump10
69Parking camera (option)5
70
71Control module for airbags and seatbelt tensioners5
80Rear window wiper15
81Panorama roof with sun blind (option)20
82
83Interior lighting; Dimming of interior rearview mirror (option); Rain and light sensor (option); Control panels in rear doors and cargo area7,5
84
85Control module for driver support functions5
86Alcohol lock5
87Wireless mobile charger (option); USB port5
90
91

Fuses 1-8, 40-42, and 55-58 are of the “MCase” type.
Fuses 9-34, 50-54, and 60-91 are of the “Micro” type.

[2019]

Engine compartment

2018-2021-Volvo-xc40-engine-compartment-fuse-box-diagram-carsfuse.com
Fuse NumberFunctionFuse Amp
1USB port, tunnel console, rear (option)5
212 V socket in tunnel console, front15
3
412 V socket in cargo area (option)15
5Engine Control Module (ECM)20
6Ignition coils; Spark plugs15
7Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); EGR cooling pump (diesel); Glow control module (diesel); Engine Control Module (ECM)15
8Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); Cooling pump for EGR (diesel); Glow control module (diesel); Vacuum regulators; Valve; Valve for output pulse (diesel)10
9Heated oxygen sensor, center (gasoline); Heated oxygen sensor, rear (diesel)15
10Sensor for nitrous oxides (diesel)15
11
12Right-hand headlamp20
13Left-hand headlamp20
14Airbags5
15Accelerator pedal sensor5
16Fed when ignition is on: engine control module, transmission components, electrical power steering, central electrical module, brake system control module5
17Electric additional heater (option); OBD II firewall5
18
19
20Internal relay windings5
21
22Sensor for brake pedal; Brake pedal5
23
24Control module for actuator for engagement/change of automatic gearbox gear positions5
25Transmission control module15
26Engine Control Module (ECM)5
27
28
29Horn20
30Siren (option)5
31Wipers30
32Control module for brake system (valves, parking brake)40
33Control unit for brake system (ABS pump)40
34
35Actuator for transmission25
36
38Right-hand headlamp; Left-hand headlamp30
39
40
41Towbar control module (option)25
42Towbar control module (option)40
43
44Power driver seat (option)20
45
46
47
48
48
49
50
51Fuel filter heater (diesel)30
52Heated windscreen, left (option)40
53Heated windscreen, right (option)40
54Control function for support battery5
55Left-hand headlamp20
56Right-hand headlamp20

Fuses 1-30, 46-50, and 54-56 are of the “Micro” type.
Fuses 31-45, and 51-53 are of the “MCase” type.

Fuses under the seat

2018-2021-Volvo-xc40-under-the-seat-fuse-box-diagram-carsfuse.com
Fuse NumberFunctionFuse Amp
1Audio control module (amplifier) (certain variants)40
2Central Electric Module A : Sensors, radar units, power seats (option).40
3Central Electric Module B: Sensors, radar units, power seats (option).40
4Fan module for climate control system, front40
5Power operated tailgate (option)25
6Power seat, right (option)20
7Parking heater (option)25
8Control module for reduction of nitrous oxides (diesel) Sun sensor30
9Door module in right-hand rear door20
10Door module in left-hand rear door20
11Door module in left-hand front door20
12
13Door module in right-hand front door20
14Seat heating, rear (option)15
15
16
17Control module for reduction of nitrous oxides (diesel)15
18
19Control module for climate control system7,5
20Movement detector (option)5
21Instrument panel5
22Keypad in centre console5
23Steering wheel module5
24Module for start knob and for parking brake control5
25Centre display5
26Control module for online car; Control module for Volvo On Call5
27Module for multi-band antenna5
28Relay coils5
29Module for detecting foot movement (option) (for opening the power operated tailgate)5
30Sensus control module TV (option) (certain markets)15
31Diagnostic socket OBDII10
32
33Lock motor for backrest on rear left-hand side15
34Lock motor for backrest on rear right-hand side15
40Rear window defroster30
41Seatbelt pretensioner module, left-hand side40
42Seatbelt pretensioner module, right-hand side40
50Humidity sensor5
51Control module for fuel pump20
52Coolant pump10
53Steering wheel module for heated steering wheel (option)15
54
55Headlamp washers (option)25
56Rear window washer25
57
58
59
60
61
62
63Seatbelt pretensioner module5
64Blind Spot Information (BLIS) (option): control module, exterior reversing sound5
65
66Sun sensor5
67All Wheel Drive (AWD) control module (option)15
68Coolant pump10
69Parking camera (option)5
70
71Control module for airbags and seatbelt tensioners5
80Rear window wiper15
81Panorama roof with sun blind (option)20
82
83Interior lighting; Dimming of interior rearview mirror (option); Rain and light sensor (option); Control panels in rear doors and cargo area7,5
84
85Control module for driver support functions5
86
87Wireless mobile charger (option); USB port5
90
91

Fuses 1-8, 40-42, and 55-58 are of the “MCase” type.
Fuses 9-34, 50-54, and 60-91 are of the “Micro” type.

[2020]

Engine compartment

2018-2021-Volvo-xc40-engine-compartment-fuse-box-diagram-carsfuse.com
Fuse NumberFuse AmpsFunction
15USB port, tunnel console, rear
21512 V socket in tunnel console, front
3
41512 V socket in cargo area
520Engine Control Module (ECM)
615Ignition coils; Spark plugs
715Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); EGR cooling pump (diesel); Glow control module (diesel)
Engine Control Module (ECM)
810Solenoids (petrol); Valve; Thermostat for engine cooling system (petrol); Cooling pump for EGR (diesel); Glow control module (diesel); Vacuum regulators; Valve; Valve for output pulse (diesel)
915Lambda probe, centre (petrol); Lambda probe, rear (diesel)
1015Sensor for nitrous oxides (diesel)
1120Coolant pump
1220Right-hand headlamp
1320Left-hand headlamp
145Airbags
155Accelerator pedal sensor
165Supplied when the ignition is switched on: Engine control module; Transmission components; Electric steering servo; Central electronic module; Control module for brake system
175Electric additional heater; OBD II firewall
Exterior audio module (Twin Engine)
185Alcohol lock
19
205Internal relay coils
21
225Sensor for brake pedal
235Calculation unit
245Control module for actuator for engagement/change of automatic gearbox gear positions
2425Hydraulic clutch control unit
2515Transmission control module
2525Hydraulic clutch control unit
265Engine Control Module (ECM)
275Twin Engine: Charging unit (OBC)
285Twin Engine: High voltage battery; Inverter generator
2920Horn
305Siren
3130Windscreen wipers
3240Control module for brake system (valves, parking brake)
3230Brake control with 48V battery
3340Control unit for brake system (ABS pump)
3440Twin Engine: Brake booster
3525Actuator for transmission
3630Actuator for transmission
37
3830Right-hand headlamp; Left-hand headlamp
39
4030Twin Engine: Start relay
4125Towbar control module
4240Towbar control module
43
4420Power driver seat
45
46
475Twin Engine: Air conditioning
485Twin Engine: High voltage battery; Inverter generator
4915Twin Engine: Shut-off valve for the hybrid battery’s coolant; Coolant pump 1 for hybrid battery
5015Twin Engine: Coolant pump for electric drive system
5130Fuel filter heater (diesel)
5240Heated windscreen, right-hand side
5340Heated windscreen, left-hand side
545Control function for support battery
5520Left-hand headlamp
5620Right-hand headlamp

Fuses 1-30, 46-50, and 54-56 are of the “Micro” type.
Fuses 31-45, and 51-53 are of the “MCase” type.

Fuses under the seat 

2018-2021-Volvo-xc40-under-the-seat-fuse-box-diagram-carsfuse.com
Fuse NumberFuse AmpsFunction
140Audio control device (amplifier)
240Central Electric Module A: Sensors, radar units, power seats
340Central Electric Module B: Sensors, radar units, power seats
440Fan module for climate control system, front
525Power operated tailgate
620Power seat, right
725Parking heater
830Control module for reduction of nitrous oxides (diesel)
Sun sensor
920Door module in right-hand rear door
1020Door module in left-hand rear door
1120Door module in left-hand front door
1220Suspension module
1320Door module in right-hand front door
1415Seat heating, rear
155Twin Engine: The fuel tank’s insulation valve; Intermediate voltage module
165Calculation module
1715Control module for reduction of nitrous oxides (diesel)
175Twin Engine: Sun sensor
187,5Steering lock
197,5Control module for climate control system
205Interior movement detectors
215Driver display
225Keypad in centre console
235Steering wheel module
245Module for start knob; Electronic shifting module; Electronic parking brake
255Centre display
265Control module for online car; Control module for Volvo On Call
275Module for multi-band antenna
285Relay coils
295Module for detecting foot movement (for opening the power operated tailgate)
3015Sensus control module
TV
3110Diagnostic socket OBDII
325Alcohol lock
Module for increased accessories
3315Lock motor for head restraint on rear left-hand side
3415Lock motor for head restraint on rear right-hand side
4030Rear window defroster
4140Seatbelt pretensioner module, left-hand side
4240Seatbelt pretensioner module, right-hand side
505Humidity sensor
5120Control module for fuel pump
527,5Coolant pump
5315Steering wheel module for heated steering wheel
545Air humidity sensor
5525Headlamp washers
5625Windscreen and rear window washers
57
58
59
60
61
62
635Seatbelt pretensioner module
645Blind Spot Information (BLIS): control module, exterior reversing sound
65
66
6715All Wheel Drive (AWD) control module
687,5Coolant pump
695Parking camera
70
715Control module for airbags and seatbelt tensioners
8015Rear window wiper
8120Roof console for panoramic roof
825Sun sensor
837,5Interior lighting; Dimming of interior rearview mirror; Rain and light sensor; Control panels in rear doors and cargo area
84
855Control module for driver support functions
865Alcohol lock
875Wireless mobile charger; USB port
90
91

Fuses 1-8, 40-42, and 55-58 are of the “MCase” type.
Fuses 9-34, 50-54, and 60-91 are of the “Micro” type.

[2021]

Engine compartment

2018-2021-Volvo-xc40-engine-compartment-fuse-box-diagram-carsfuse.com
Fuse NumberFuse AmpsFunction
15USB port tunnel console, rear
17.5Double USB port tunnel console, rear
21512 V outlet in tunnel console, front
3
41512 V outlet in trunk/cargo compartment
520Engine control module
615Ignition coils; spark plugs
715Solenoids (gasoline); valve; Engine cooling system thermostat (gasoline); EGR cooling pump (diesel); glow control module (diesel) Engine control module
810Solenoids (gasoline); Valve; Engine cooling system thermostat (gasoline); EGR cooling pump (diesel); Glow control module (diesel); Vacuum regulators; Valve; Valve for power pulse (diesel)
815Valves for cooling (Gasoline engines generation 3)
915Heated oxygen sensor, center (gasoline); Heated oxygen sensor, rear (diesel)
1015Nitrous oxide sensor (diesel); Engine control module
1120Coolant pump
1220Right-side headlight
1320Left-side headlight
145Airbags
155Accelerator pedal sensor
165Fed when ignition is on: engine control module, transmission components, electrical power steering, central electrical module, brake system control module
175Auxiliary electric heater
OBD-II firewall
18
19
205Internal relay windings
21
225Brake pedal sensor
235Calculation module
245Control module for actuator for engaging/changing gears, automatic transmission
2425Hydraulic clutch actuator
2515Transmission control module
2525Hydraulic clutch actuator
265Engine control module
27
28
2920Horn
305Alarm siren
3130Wipers
3240Brake system control module (valves, parking brake)
3340Brake system control module (ABS pump)
34
3525Transmission actuator
3630Transmission actuator
37
3830Right-hand headlight; Left-hand headlight
3930Brake control with 48 V battery
40
4125Towbar control module
4240Towbar control module
43
4420Power driver seat
45
46
47
48
49
50
5130Fuel filter heater (diesel)
52
53
545Support battery check function
5520Left-side headlight
5620Right-side headlight

Fuses 1-30, 46-50, and 54-56 are of the “Micro” type.
Fuses 31-45, and 51-53 are of the “MCase” type.

Fuses under the seat

2018-2021-Volvo-xc40-under-the-seat-fuse-box-diagram-carsfuse.com
Fuse NumberFuse AmpsFunction
140Infotainment control module (amplifier)
240Central Electric Module A: Sensors, radar sensors, power seats
340Central Electric Module B: Sensors, radar sensors, power seats
440Climate system blower module (front)
525Power tailgate
620Power seat, right
725Parking heater
830Control module for reduction of nitrous oxides (diesel)
920Door module in right-side rear door
1020Door module in left-side rear door
1120Door module in left-side front door
12
1320Door module in right-side front door
1415Seat heating, rear
15548 V battery module
165Calculation module
1715Control module for reduction of nitrous oxides (diesel)
18
197.5Climate system control module
205Interior movement sensors
215Instrument panel
225Center console buttons
235Steering wheel module
245Module for start knob; Electronic gear module; Electronic parking brake
255Center display
265Control module for Internet-connected vehicle; Control module for Volvo On Call
275Multi-band antenna module
285Relay coils
295Foot movement detection module for opening the power tailgate
3015Sensus control module
TV
3110Data link connector OBD-II
32
3315Lock motor for rear seat head restraint, left side
3415Lock motor for rear seat head restraint, right side
4030Heated rear window
4140Seat belt tensioner module (left side)
4240Seat belt tensioner module (right side)
505Humidity sensor
48 V generator and voltage converter
5120Fuel pump control module
527.5Coolant pump
5315Heated steering wheel module
545Air humidity sensors
5525Headlight washers
5625Windshield and tailgate window washers
57
58
59
60
61
62
635Module for seat belt tensioners
645Blind Spot Information (BLIS); Exterior reverse signal control module
65
66
6715All Wheel Drive (AWD) control module
685Exhaust system
695Park Assist Camera
70
715Control module for airbags and seat belt tensioners
8015Rear window wiper
8120Roof console for panoramic roof
825Sun sensor
837.5Interior lighting; rearview mirror autodimming; rain and light sensor; control panels in rear doors and load compartment
84
855Control module for driver support functions
86
875Wireless phone charger; USB port
90
91

Fuses 1-8, 40-42, and 55-58 are of the “MCase” type.
Fuses 9-34, 50-54, and 60-91 are of the “Micro” type.

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