2018 VOLVO XC90 T8 fuse box

13
LOADING, STORAGE AND
PASSENGER COMPARTMENT
Passenger compartment interior580
Tunnel console 581
Electrical outlets 582
Using the electrical outlets 584
Using the glove compartment 585
Sun visors 586
Cargo compartment 586
Loading recommendations 586
Roof loads and load carriers 588
Grocery bag holders 588
Load anchoring eyelets 589
Installing and removing the cargo compartment cover * 589
Operating the cargo compartment cover *
590
Installing and removing the steelcargo grid * 592
Installing and removing the cargo net *
593
MAINTENANCE AND SERVICE
Volvo's service program
598
Data transfer between vehicle and workshop over Wi-Fi 600
Download Center 601
Handling system updates via Down-load Center 601
Vehicle status 602
Scheduling service and repairs 603
Sending vehicle information to theworkshop 604
Hoisting the vehicle 605
Opening and closing the hood 607
Climate control system service 608
Replacing a windshield with head-up display * 608
Engine compartment overview 609
Engine oil 610
Checking and filling engine oil 611
Refilling coolant 612
Replacing bulbs 613
Bulb specifications 614
Start battery 615
Hybrid battery 619
Battery symbols 620
Fuses and fuseboxes 620
Replacing fuses 621

Fuses in the engine compartment622
Fuses under the glove compartment 626
Fuses in the cargo compartment 629
Cleaning the interior 633
Cleaning the center display 633
Cleaning the head-up display *
634
Cleaning fabric upholstery and ceil- ing liner 635
Cleaning the seat belt 635
Cleaning floor mats and inlay mats 635
Cleaning leather upholstery 636
Cleaning the leather steering wheel 637
Cleaning interior plastic, metal andwood surfaces 638
Cleaning the exterior 638
Polishing and waxing 639
Hand washing 639
Automatic car washes 641
High-pressure washing 642
Cleaning the wiper blades 642
Cleaning exterior plastic, rubber andtrim components 643
Cleaning rims 644
Corrosion protection 644
Paintwork 645

MAINTENANCE AND SERVICE
609
Engine compartment overview
This overview shows some service-related com- ponents.
Some of the components included in the vehi- cle's electric drive system are located in theengine compartment. Exercise caution whenaccessing the engine compartment and onlytouch what is required for normal maintenance.
WARNING
Orange wiring may only be handled by quali- fied personnel.
WARNING
Several components in the vehicle work with high voltage that can be hazardous in case ofan incorrect procedure.
• Do not touch anything that is not clearly described in this Owner's Manual.
• Be careful when checking/filling fluids inthe engine compartment.
The layout of the engine compartment may vary depend- ing on model and engine variant.
Coolant expansion tank
Brake fluid reservoir (located on the driver's side)
Washer fluid filler pipe 11
Fusebox
Air filter
Engine oil filler pipe
WARNING
Bear in mind that the cooling fan (located at the front of the engine compartment behindthe radiator) may start or continue runningautomatically up to about 6 minutes after theengine is turned off. Always entrust engine washing to a workshop – an authorized Volvo workshop is recom-mended. If the engine is hot, there is a risk offire.
WARNING
The ignition system works with extremely high and dangerous voltages. The vehicle electrical system should always be in ignition mode
0
when work in being performed in the engine compartment. Do not touch any spark plugs or ignition coils when the vehicle electrical system is in igni- tion mode II or when the engine is warm.
Related information
• Opening and closing the hood (p. 607)
• Filling washer fluid (p. 650)
• Refilling coolant (p. 612)
• Fuses in the engine compartment (p. 622)
• Checking and filling engine oil (p. 611)
• Ignition modes (p. 427)
11
Fill the washer fluid at regular intervals, e.g. when refueling.

MAINTENANCE AND SERVICE
620
Battery symbols
There are warning symbols and information on the batteries.
Wear protective goggles.
See the Owner's Manual for additional information.
Keep batteries away from children.
Batteries contain corrosive acid.
Avoid smoking, open
flames, and/or sparks.
Risk of explosion.
Recycle properly.
NOTE
A used start battery contains lead and must be recycled in an environmentally responsiblemanner.
Related information
• Start battery (p. 615)
• Hybrid battery (p. 619)
Fuses and fuseboxes
All electrical functions and components are pro- tected by a number of fuses in order to protectthe vehicle's electrical system from damage byshort circuiting or overloading.
WARNING
Never use a foreign object or a fuse with a higher amperage than that specified toreplace a fuse. This could cause significantdamage to the electrical system and possiblylead to a fire.
WARNING
Orange wiring may only be handled by quali- fied personnel.
WARNING
Several components in the vehicle work with high voltage that can be hazardous in case ofan incorrect procedure. Do not touch anything that is not clearly described in this Owner's Manual.
If any electrical component or function is not responding, the component may have blown afuse due to temporary overload. If the same fuse blows repeatedly, there may be a problem with the component. Volvo recommends contacting anauthorized Volvo workshop to have the compo-nent checked.

MAINTENANCE AND SERVICE
621
Location of fuseboxes
The illustration is generic - appearance may vary accord- ing to vehicle model.
Engine compartment
Under the glove compartment
Trunk/cargo compartment
Related information
•Replacing fuses (p. 621)
• Fuses in the cargo compartment (p. 629)
• Fuses in the engine compartment (p. 622)
• Fuses under the glove compartment (p. 626)
Replacing fuses All electrical functions and components are pro- tected by a number of fuses in order to protectthe vehicle's electrical system from damage byshort circuiting or overloading.
1. Refer to the fuse diagram to locate the fuse.
2. Pull out the fuse and examine it from the
side to determine if the curved metal wire in the fuse is intact.
3. If the wire is broken, replace the fuse with a new fuse of the same color and amperage.
WARNING
Never use a foreign object or a fuse with a higher amperage than that specified toreplace a fuse. This could cause significantdamage to the electrical system and possiblylead to a fire.
WARNING
Contact an authorized Volvo workshop for assistance replacing fuses not listed in theOwner's Manual. If performed incorrectly, sig-nificant damage can be caused to the electri-cal system.
Related information
• Fuses and fuseboxes (p. 620)
• Fuses in the cargo compartment (p. 629) •
Fuses in the engine compartment (p. 622)
• Fuses under the glove compartment (p. 626)

MAINTENANCE AND SERVICE
}}
623
Fuse pliers are provided on the inside of the fuse box cover to assist in removing and insertingfuses. There are also spaces for several extra fuses in the fusebox.
PositionsThere is a decal with a diagram of the locationsof the fuses on the inside of the cover.
• Fuses 1–13, 18–30, 35–37 and 46–70 are"Micro" fuses.
• Fuses 14–17, 31–34, 38–45 and 71–78 are"MCase" fuses and should only be replaced by a workshop 17
.
FunctionAA
– –
– –
– –
Control module for actuator for engaging/changing gears, auto-matic transmission 5
High-voltage coolant heater control module
5
FunctionAA
Control module for A/C; heat exchanger cut-off valve; cut-offvalve for coolant through the cli-mate system5
Hybrid battery control module; high-voltage converter for com-bined high-voltage generator/starter motor with 500 V–12 Vvoltage converter5
– –
Converter for controlling feed to rear axle electric motor
10
Hybrid battery control module; high-voltage converter for com-bined high-voltage generator/starter motor with 500 V–12 Vvoltage converter10
Charge module 5
Cut-off valve for hybrid battery coolant; coolant pump 1 forhybrid battery
10
Coolant pump for electric drive system
10
FunctionAA
Hybrid component cooling fan 25
– –
– –
– –
– –
– –
– –
– –
– –
– –
12 V outlet in tunnel console, front15
12 V outlet in tunnel console between second-row seats
B
12 V outlet in tunnel console,between rear seats C
; USB ports
in tunnel console between rearseats C 15
17
An authorized Volvo workshop is recommended.

MAINTENANCE AND SERVICE
625
FunctionAA
Heated oxygen sensor, front; heated oxygen sensor, rear15
Oil pump solenoid; A/C mag- netic coupling; heated oxygensensor (center)15
– –
Engine control module 20
Ignition coils; spark plugs 15
– –
– –
Transmission oil pump control module
30
Vacuum pump control module 40
Transmission actuator 25
– –
– –
– –
A
Ampere
B Not Excellence
C Excellence
D LED (Light Emitting Diode)
Related information
• Fuses and fuseboxes (p. 620)
• Replacing fuses (p. 621)

MAINTENANCE AND SERVICE
}}
* Option/accessory.627
Fuse pliers are provided on the inside of the fuse box cover to assist in removing and insertingfuses. There are also spaces for several extra fuses in the
distribution box in the engine compart-
ment .
Positions
•Fuses 1, 3-21, 23-36, 39-53 and 55-59 are "Micro" fuses.
• Fuses 2-22, 37-38 and 54 are "MCase"fuses and should only be replaced by a work- shop 18
.
FunctionAA
– –
– –
– –
Movement sensor * 5
Media player 5
Instrument panel 5
Center console buttons 5
Sun sensor 5
FunctionAA
– –
– –
Steering wheel module 5
Module for start knob and parking brake controls 5
Heated steering wheel
* module 15
– –
– –
– –
– –
Climate system control module 10
– –
Data link connector OBD-II 10
Center display 5
Climate system blower module (front) 40
USB HUB 5
FunctionAA
Instrument lighting; Interior lighting; Rearview mirror auto-dim function
*;
Rain and light sensors *; Rear tun-
nel console keypad, second row of seats *B
; Power front seats *; Rear
door control panels; Climate sys- tem blower module left/right Power rear seats C
; Display for rear
seat convenience functions C
; Rear
seat massage function C7.5
Control module for driver support functions
5
Panoramic roof with sun curtain
*20
Head-up display
* 5
Passenger compartment lighting 5
– –
Ceiling console display (seat belt reminder/front passenger side air-bag indicator) 5
– –
Humidity sensor 5
18
An authorized Volvo workshop is recommended.

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MAINTENANCE AND SERVICE
* Option/accessory.
628
FunctionAA
Door module in right-side rear door 20
Fuses in the trunk/cargo compart- ment 10
Control module for Internet-con- nected vehicle; Control module forVolvo On Call 5
Door module in left-side rear door 20
Audio control module (amplifier) (certain models only)
40
Climate system blower module (rear)
* 40
Multi-band antenna module 5
Front seat massage function
*5
– –
Rear window wiper 15
Fuel pump control module 15
Relay windings for distribution box in engine compartment; Relaywindings for transmission oil pump 5
– –
FunctionAA
Driver's seat heating 15
Front passenger's seat heating 15
Coolant pump 10
– –
Door module in left-side front door 20
Active chassis control module
*20
– –
Sensus control module 10
– –
– –
Door module in right-side front door 20
Display for rear seat convenience functions
C
; On-board diagnostics
(OBD II) in tunnel console betweenrear seats C
; Extra movement sen-
sor C 5
C
FunctionAA
TV
* (certain markets only) 5
Primary fuse for fuses 53 and 58 15
A
Ampere
B Not Excellence
C Excellence
Related information
• Fuses and fuseboxes (p. 620)
• Replacing fuses (p. 621)