2019 VOLVO S90 TWIN ENGINE hood open

MAINTENANCE AND SERVICE
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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 withhigh voltage that can be hazardous in case ofan incorrect procedure.
Do not touch anything that is not clearlydescribed 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'sside)
Washer fluid filler pipe12
Fusebox
Air filter
Engine oil filler pipe
WARNING
Bear in mind that the cooling fan (located atthe 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 highand dangerous voltages. The vehicle electricalsystem should always be in ignition mode 0when work in being performed in the enginecompartment.
Do not touch any spark plugs or ignition coilswhen the vehicle electrical system is in igni-tion mode II or when the engine is warm.

Related information
Opening and closing the hood (p. 594)
Filling washer fluid (p. 635)
Refilling coolant (p. 599)
Fuses in the engine compartment (p. 608)
Checking and filling engine oil (p. 598)
Ignition modes (p. 429)
12Fill the washer fluid at regular intervals, e.g. when refueling.

SPECIFICATIONS
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Vehicle Emission Control Information. USmodels. Your Volvo is designed to meet all appli-cable emission standards, as evidenced by thecertification label on the underside of the hood.For further information regarding these regula-tions, please consult your Volvo retailer.
Vehicle Emission Control Information.Canadian models. Your Volvo is designed tomeet all applicable emission standards, as evi-denced by the certification label on the undersideof the hood. For further information regardingthese regulations, please consult your Volvoretailer.
Vehicle Identification Number (VIN). TheVIN plate is located on the top left surface of thedashboard. The Vehicle Identification Number(VIN) should always be quoted in all correspond-ence concerning your vehicle with the retailer andwhen ordering parts.
Tire inflation pressures. This label indicatesthe correct inflation pressures for the tires thatwere on the vehicle when it left the factory.
Federal Motor Vehicle Safety Standards(FMVSS) specifications (USA) and Ministry ofTransport (CMVSS) standards (Canada). YourVolvo is designed to meet all applicable safetystandards, as evidenced by the certification labelon the driver's side B-pillar (the structural mem-ber at the side of the vehicle, at the rear of thedriver's door opening). This label also includescodes for paint color, etc. For further informationregarding these regulations, please consult yourVolvo retailer. U.S. models have the upper decal;Canadian models have the lower one.

INDEX
656
Glass
laminated/reinforced 162
Glove compartment 577
Gracenote®503
Grocery bag holders 581
Gross vehicle weight643
Guide lines for Park Assist Camera 391
H
Handbrake434
Hand wash625
Hard disk
space530
Hazard warning flashers157
HD radio487
Head restraint191
Head-up display138
activate and deactivate139
cleaning620
replacing windshield595
settings140
store position140, 182, 183
Heated washer nozzles175
Heater232
auxiliary heater232
parking heater232
Heating
Seats209, 210
steering wheel213
windows217, 218
high beams152, 153
High engine temperature465
Hill Start Assist439
Hill Start Assist (HSA)439
Hoisting the vehicle592
Hold
vehicle function456
HomeLink®471
programming471
use473
HomeLink® remote control
programmable 471
Home safe lighting157
Honk193
Hood, opening594
Horn193
Hybrid battery605
Charging409
Hybrid battery gauge84
Hybrid gauge83
Hybrid mode446, 450
I
IAQS (Interior Air Quality System) 200
IC (Inflatable Curtain)60
ID, Volvo26
Identification number38
Ignition mode429, 430
Immobilizer250
Electronic immobilizer250
Indicator symbols90
Individual drive mode446
Infant seats67
Inflatable curtain60
Inflatable Curtain60
Inflating tires569
Inflation pressure
adjusting550
Checking549
decal551
recommended551
Inflation pressure monitoring551
action555
Status554