control VOLVO XC90 TWIN ENGINE 2020 Owners Manual

MAINTENANCE AND SERVICE
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* Option/accessory.605
Climate control system service
Service and repairs on the air conditioning system should only be done by an authorizedworkshop.
Troubleshooting and repairsThe air conditioning system contains a fluores- cent tracer substance. Ultraviolet light is usedto search for leaks in the system. Volvo recommends contacting an authorized Volvo workshop.
Vehicles with R134a refrigerant
WARNING
The air conditioning system contains the refrigerant R134a under pressure. Serviceand repairs to the system should only bedone by an authorized workshop.
Related information
Volvo's service program (p. 596)
Replacing a windshield with head- up display
*
Vehicles with a head-up display have a spe- cial type of windshield that meets therequirements for displaying projected infor-mation.
Volvo recommends contacting an authorized Volvo workshop for assistance replacing thewindshield. The correct type of replacementwindshield must be used in order for the head-up display to function properly.
Related information
Head-up display
* (p. 145)
Cleaning the head-up display
* (p. 640)
Opening and closing the hood
To open the hood, pull the lever in the pas- senger compartment and then turn the han-dle under the hood.
Opening the hood
Pull the lever near the pedals to release the hood from its fully closed position.

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MAINTENANCE AND SERVICE
622Fuse pliers are provided on the inside of the fuse box cover to assist in removing andinserting fuses.
There are also spaces for several extra fuses inthe fusebox.
PositionsThere is a decal with a diagram of the loca-tions of the fuses on the inside of the cover.
Function
Ampere Type
– – Micro
–– Micro
–– Micro
Control module for actuator for engaging/changing gears, automatic transmission 5 Micro
High-voltage coolant heater control module5 Micro
Control module for A/C; heat exchanger cut-off valve; cut-off valve for coolant through the climate system 5 Micro
Hybrid battery control module; high-voltage converter for combined high-voltage generator/starter motor with 500 V– 12 V voltage converter5 Micro
–
– Micro
Converter for controlling feed to rear axle electric motor10 Micro
Hybrid battery control module; high-voltage converter for combined high-voltage generator/starter motor with 500 V– 12 V voltage converter10 Micro
Charge module
5 Micro
Cut-off valve for hybrid battery coolant; coolant pump 1 for hybrid battery15 Micro
Coolant pump for electric drive system15 Micro

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MAINTENANCE AND SERVICE
* Option/accessory.
624
Function Ampere Type
Passenger-side headlight, LED 15 Micro
– – Micro
–– MCase
–– MCase
Headlight washers* 25 MCase
Windshield washer
25 MCase
– – Micro
Horn20 Micro
Alarm siren* 5 Micro
Brake system control module (valves, parking brake)
40 MCase
Wipers30 MCase
Rear window washer 25 MCase
– – MCase
Parking heater* 20 MCase
Brake system control module (ABS pump)
40 MCase
– – MCase
–– MCase

MAINTENANCE AND SERVICE
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625
FunctionAmpere Type
Fed when ignition is on: Engine control module; transmission components, electrical power steering, central electrical module 5 Micro
Exterior vehicle sound (certain markets)
5 Micro
Passenger-side headlight, LED15 Micro
– – Micro
–– Micro
–– Micro
Airbags; Passenger weight sensor 5 Micro
Driver-side headlight, LED15 Micro
Accelerator pedal sensor 5 Micro
Transmission control module; gear selector control module15 Micro
Engine control module 5 Micro
–– Micro
–– Micro
–– Micro
–– Micro
Engine control module; actuator; throttle unit; turbo-charger valve20 Micro

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MAINTENANCE AND SERVICE
626
FunctionAmpere Type
Solenoids; Valve; Overpressure coupling 10 Micro
Vacuum regulator; Electric bypass valve: Ventilation valve7.5 Micro
Spoiler damper control module; Cooler damper control module 5 Micro
–– Micro
Heated oxygen sensor front and rear15 Micro
Oil pump solenoid; A/C magnetic coupling; Heated oxygen sensor front, center and rear15 Micro
– – Micro
Engine control module20 Micro
Ignition coils; spark plugs 15 Micro
– – MCase
–– MCase
Transmission oil pump control module30 MCase
– – MCase
Transmission actuator25 MCase
– – MCase

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MAINTENANCE AND SERVICE
* Option/accessory.
630
Function Ampere Type
Medium voltage module 10 Micro
– –
MCaseA
–
– Micro
Movement sensor* 5 Micro
Media player
5 Micro
Instrument panel5 Micro
Center console buttons5 Micro
Sun sensor5 Micro
–– Micro
–– Micro
Steering wheel module 5 Micro
Module for start knob and parking brake controls5 Micro
Heated steering wheel* module 15 Micro
–
– Micro
–– Micro
–– Micro
–– Micro

MAINTENANCE AND SERVICE
}}
* Option/accessory.631
Function Ampere Type
Climate system control module 10 Micro
– – Micro
Data link connector OBD-II10 Micro
Center display 5 Micro
Climate system blower module (front)40
MCaseA
USB HUB
5 Micro
Instrument lighting; Interior lighting; Rearview mirror auto-dim function*; Rain and light sensors *; Rear tunnel console
keypad, second row of seats *B
; Power front seats *; Rear door control panels; Climate system blower module left/right
Power rear seats C
; Display for rear seat convenience functions C
; Rear seat massage function C 7.5 Micro
Control module for driver support functions
5 Micro
Panoramic roof with sun curtain* 20 Micro
Head-up display
* 5 Micro
Passenger compartment lighting
5 Micro
–– Micro
Ceiling console display (seat belt reminder/front passenger side airbag indicator) 5 Micro
–– Micro
Micro
–– Micro

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MAINTENANCE AND SERVICE
* Option/accessory.
632
Function Ampere Type
Fuses in the trunk/cargo compartment 10 Micro
Control module for Internet-connected vehicle; Control module for Volvo On Call 5 Micro
–20
– Micro
Infotainment control module (amplifier)
40
MCaseA
Climate system blower module (rear)
* 40
MCaseA
Multi-band antenna module
5 Micro
Front seat massage function* 5 Micro
–
– Micro
Rear window wiper15 Micro
Fuel pump control module15 Micro
Relay coils in distribution box in engine compartment; Relay coil for transmission oil pump; Medium-voltage converter; Integrated start generator 5 Micro
Opening trunk/tailgate with foot movement
* 5 Micro
Driver's seat heating
15 Micro
Front passenger's seat heating15 Micro
Coolant pump7.5 Micro
– – Micro

MAINTENANCE AND SERVICE
* Option/accessory.633
Function Ampere Type
Power driver's seat* 20 Micro
Active chassis control module
* 20 Micro
–
– Micro
Sensus control module10 Micro
– –
MCaseA
–
– Micro
Power front passenger seat* 20 Micro
Display for rear seat convenience functionsD
; On-board diagnostics (OBD II) in tunnel console between rear seats D
;
Extra movement sensor D 5
D
Micro
TV* (certain markets only) 5 Micro
Primary fuse for fuses 52, 53, 57 and 58
15 Micro
A
This type of fuse should be replaced by a workshop. An authorized Volvo workshop is recommended.
B Not Excellence
C Excellence
D Excellence
Related information
Fuses and fuseboxes (p. 619)
Replacing fuses (p. 619)

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MAINTENANCE AND SERVICE
* Option/accessory.
636
Positions
Function Ampere Type
– –
MCaseA
Central electrical module
40
MCaseA
Pneumatic suspension
* compressor 40
MCaseA
MCaseA
Rear electric heater (right-hand side) 30
Electrical outlets in the tunnel console between the rear seatsB
30B
MCaseA
Rear electric heater (left-hand side)
30
MCaseA
Power front passenger seat
*
Door module right side, rear 20
MCaseA
Control module for reduction of nitrous oxides (diesel)
30
MCaseA
Power rear seat (right-hand side) B
20
Power tailgate* 25
MCaseA
Power front passenger seat
*
Door module right side, front 20
MCaseA
Towbar
* control module 40
MCaseA
Seat belt tensioner module (right side)
40
MCaseA
Internal relay windings
5 Micro