2017 VOLVO XC90 TWIN ENGINE HYBRID Owners Manual

MAINTENANCE AND SERVICING
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519
There is a fuse removal tool on the inside of thefuse box cover. There are also positions in thefuse box for several extra fuses.

Positions
There is a decal on the inside of the cover with alist of fuses.
•Fuses 1–13, 18–30, 35–37, 46–54 and55–70 are called "Micro".
•Fuses 14–17, 31–34, 38–45 and 71–78are called "MCase" and should only be

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MAINTENANCE AND SERVICING
* Option/accessory, for more information, see Introduction.520
replaced by a trained and qualified Volvoservice technician.
Function[A]
Converter for controlling feed tothe rear axle electric motor5
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Control module for actuator forengaging/changing gears5
High Voltage Coolant Heatercontrol module5
Control module for: A/C, chargemodule, heat exchanger cut-offvalve, cut-off valve for coolantthrough the climate system
5
Hybrid battery control module;high-voltage converter for com-bined high-voltage generator/starter motor with 500 V–12 Vvoltage converter
5
––
Converter for controlling feed tothe rear axle electric motor10
Function[A]
Hybrid battery control modulefor high-voltage converter forcombined high-voltage genera-tor/starter motor with 500 V–12V voltage converter
10
Charging module5
Cut-off valve for hybrid batterycoolant; coolant pump 1 forhybrid battery
10
Coolant pump for electric drivesystem10
Hybrid component cooling fan25
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Function[A]
Front USB socket*5
12-volt socket in the front tun-nel console15
12-volt socket on the rear side
of the tunnel consoleA
12-volt socket in the tunnel con-
sole between the rear seats B
15
12-volt socket in the cargo com-partment
USB sockets for iPad holdersB
15
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Heated windshield* driver sideShunt
Heated windshield* driver side40
Headlight washers*25
Windshield washer25
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MAINTENANCE AND SERVICING
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* Option/accessory, for more information, see Introduction.521
Function[A]
Horn20
Alarm siren*5
Brake system control module(valves, parking brake)40
Windshield wipers30
Tailgate window washer25
Heated windshield*, passengerside40
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Brake system control module(ABS pump)40
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Heated windshield*, passengersideShunt
Feed when ignition is switchedon to: engine control module,transmission components, elec-trical power steering, centralelectrical module
5
Exterior vehicle sound (certainmarkets)5
Passenger side headlight7,5
Function[A]
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Air bags; Occupant Weight Sen-sor (OWS)5
Driver side headlight7.5
Accelerator pedal sensor5
Transmission control module;Gear selector control module15
Engine control module5
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Engine control module; Actuator;Turbo-charger valve20
Solenoids; Valves; Engine cool-ing system thermostat10
Vacuum regulators; Valve7.5
Function[A]
Spoiler shutter control module;Radiator shutter control module;Fuel leakage detection
5
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Heated oxygen sensors (frontand rear)15
Oil pump solenoid; A/C mag-netic coupling; heated oxygensensor (center)
15
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Engine control module20
Ignition coils; Spark plugs15
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Transmission oil pump controlmodule30
Vacuum pump control module40
Transmission actuator25
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MAINTENANCE AND SERVICING
522
Function[A]
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ANot XC90 ExcellenceBXC90 Excellence

Related information
•Fuses (p. 516)
•Replacing fuses (p. 517)

MAINTENANCE AND SERVICING
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523
Fuses in the passengercompartment
The fuses in the passenger compartment(located under the glove compartment) help pro-
tect electrical components such as the 120-voltsocket, displays and door modules.There is a fuse removal tool on the inside of thefuse box covers. There are also positions in thefuse box for several extra fuses.

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MAINTENANCE AND SERVICING
524

MAINTENANCE AND SERVICING
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* Option/accessory, for more information, see Introduction.525

Positions
•Fuses 1, 3–21, 23–36, 39–53 and 55–59are called "Micro".
•Fuses 2, 22, 37–38 and 54 are called"MCase" and should only be replaced by atrained and qualified Volvo service technician.
FunctionA
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120-volt socket between the rearseats30
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Alarm system movement sensorA5
Media player5
Instrument panel5
Center console buttons5
Sun sensor5
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Steering wheel module5
Module for start knob and parkingbrake5
FunctionA
Heated steering wheel* module15
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Climate system control module10
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On-board diagnostics (OBDII)10
Center display5
Climate system blower module(front)40
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FunctionA
Instrument lighting; Courtesy light-ing; Rearview mirror auto-dim func-tion; Rain and light sensor; Reartunnel console keypad*; Powerfront seats*
Instrument lighting; Courtesy light-ing; Rearview mirror auto-dim func-tion; Rain and light sensor; Rear
tunnel console keypad*B; Power
front seats*; Power rear seatsC;Display for rear seat conveniencefunctions*; Rear seat massagefunction*
7.5
Control module for driver supportfunctions5
Panorama roof and sun shade*20
Head-up display*5
Courtesy lighting5
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Ceiling console display (seat beltreminder, front passenger side air-bag indicator)
5
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Humidity sensor5

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MAINTENANCE AND SERVICING
* Option/accessory, for more information, see Introduction.526
FunctionA
Rear passenger-side door module20
Fuses in the cargo compartment10
Internet connection control module;Volvo On Call control module5
Rear driver-side door module20
Infotainment control module(amplifier)40
Climate system blower module(rear)40
Multi-band antenna module5
Front seat massage function5
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Tailgate window wiper15
Fuel pump control module15
Relay windings for engine compart-ment electrical module; Relay wind-ing for transmission oil pump
5
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Driver side front seat heating*15
Passenger side front seat heating*15
FunctionA
Coolant pump10
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Front driver-side front door module20
Active chassis control module*20
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Sensus control module10
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Front passenger-side front doormodule20
Display for rear seat conveniencefunctions5C
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Circuit breaker for fuses 53 and 5815
ACertain markets only.BNot ExcellenceCExcellence only

Related information
•Fuses (p. 516)
•Replacing fuses (p. 517)
•Fuses in the engine compartment (p. 518)
•Fuses in the cargo compartment (p. 527)