2018 VOLVO XC90 engine coolant

MAINTENANCE AND SERVICE
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Lift the rubber strip by pressing it inward into the engine compartment.
Remove the plastic cover by folding out the catch and lifting the cover upward.
Unscrew the expansion tank cap and fill coolant as needed. The level should be between the MIN and MAX marks on the
expansion tank.
CAUTION
• Mix the coolant with water of acceptable quality. If you are unsure of the quality ofthe water, use a Volvo-recommendedpremixed coolant.
• Make sure the coolant mixture is 50%water and 50% coolant.
• Only use coolants with corrosion protec-tion recommended by Volvo.
• To help ensure sufficient corrosion pro-tection in the system, only use new cool-ant when replacing larger components inthe cooling system.
• Never run the engine unless the coolingsystem is properly filled. An improperlyfilled cooling system could lead to hightemperatures and cracks in the cylinderheads.
• High levels of chlorine, chlorides andother salts may cause corrosion in thecooling system.
Related information
•
Engine compartment overview (p. 587)
• Coolant specifications (p. 645)
Replacing bulbs
The bulbs in the halogen headlights can be changed without the help of a workshop. Halogen headlights are not available on all mod- els and markets. Contact a Volvo retailer formore information. LED 13
bulbs must be replaced by a workshop.
An authorized Volvo workshop is recommended.
NOTE
For information on lights not mentioned in this article, contact a Volvo dealer or a certi-fied Volvo service technician.
The headlight bulbs can be replaced without the assistance of a workshop, but before a bulb canbe replaced, the plastic cover over the headlightneeds to be removed. The low beam lights will be accessible when the headlight's round rubber cover has beenremoved. The bulbs of the turn signals, high beam and day- time running lights/parking lights are accessibleonce the rectangular headlight cover has beenremoved.
13 LED (Ligth Emitting Diode)

SPECIFICATIONS
643
Engine specificationsEngine specifications (output, etc.) for each engine variant are shown in the table below. The specifications for Special Edition vehicles mayvary.NOTE
Not all engines are available on all markets.
EngineEngine codeAOutput
(kW/rps)
Output
(hp/rpm)
Torque
(Nm/rps)
Torque
(ft. lbs./rpm)
Number of cylinders
T5 / T5 AWD B4204T23 187/92 250/5500 350/25–80 258/1500-4800 4
T6 AWD B4204T27 235/95 316/5700 400/37–90 295/2200–5400 4
A The engine code, component and manufacturer serial numbers can be found on the engine.
Related information
• Type designations (p. 636)
• Engine oil specifications (p. 644)
• Coolant specifications (p. 645)

SPECIFICATIONS
645
Coolant specifications
Recommended grade: Volvo-recommended
coolant diluted with 50% water. See package. Consult a Volvo retailer if you have any ques-tions. Do not mix different types of antifreeze as this could pose a health risk.
Related information
• Refilling coolant (p. 590)
Transmission fluid specifications
Under normal driving conditions, the transmis- sion fluid will not need to be changed during itsservice life. However, it may need to be changedif the vehicle is driven frequently in adverse driv-ing conditions.
Automatic transmission
Prescribed transmission fluid: AW1
Brake fluid specifications The medium in the hydraulic brake system is called brake fluid and is used to transfer brakingforce from e.g. pressure on the brake pedal via amaster brake cylinder to one or more slave cylin-ders, which in turn act on a mechanical brake.
Recommended grade:
Volvo Original Dot 4
class 6 or equivalent.
NOTE
Changing or filling brake fluid should be entrusted to an authorized Volvo workshop.
Related information
• Engine compartment overview (p. 587)

INDEX
652CZIP (Clean Zone Interior Package) 210
D
Data
recording 33 transferring between vehicle and work-
shop 578
Data sharing 514
Daytime running lights 156Decals location of 636
Defrosting 225
Detection of cyclist 337
Dimensions 639
Dipstick, electronic 588
Direction of rotation 530
Disengaging the shiftlock 421
Display lighting 167
Distance Alert 289, 290, 291 limitations 292
DivX ®
490
Door mirrors 173, 175 compass 459, 460
dimming 174
outer 173, 175
power folding 175
resetting 175
Driveline transmission 417
Drive mode 423 changing 425
Driver Alert Control 360 operation 361, 362
Driver Alert Control limitations 362
Driver performance 92, 93
Driver profile 139 edit 141
select 140
Driver support system 270 Driving cooling system 446
with a trailer 449
Driving economy 438
Driving through standing water 441 driving with a trailer towball load 642
towing capacity 642E
ECO climate 426
ECO mode 426
activate with function button 428
Economical driving 426, 438
Electrical outlet 560 use 562
Electrical system 598
Electric parking brake 411
Electronic immobilizer 250
emergency brake lights 163
Emission inspection readiness 576 Engine overheating 446
start 404
Start/Stop 428
turn off 406
Engine braking, automatic 437 Engine compartment coolant 590
engine oil 587
overview 587
Engine drag control 272
Engine oil 587 filling 588