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WHEELS AND TIRES
480
CAUTION
•After inflating the tires, always reinstall the valve cap to help avoid damage to thevalve from dirt, gravel, etc.
• Use plastic valve caps only. Metal capscould corrode and become difficult toremove.
Related information
• Wheel bolts (p. 477)
• Jack (p. 476)
Tire Pressure Monitoring System (TPMS) TPMS provides a warning if inflation pressure in one or more tires is too low. It also uses a sym-bol (called a telltale) that will flash for60 seconds and then glow steadily if there is asystem malfunction.
TPMS uses sensors mounted in the tire valves to check inflation pressure levels. When the vehicleis moving at a speed of approximately 20 mph(30 km/h) or faster, these sensors transmit infla-tion pressure data to a receiver located in thevehicle. If inflation pressure is too low, an indica-tor symbol will illuminate in the instrument paneland a text message will be displayed.
SymbolExplanation
The symbol illuminates to indicate low tire inflation pressure. If a malfunction occurs in the sys- tem, the tire pressure warning sym-bol will flash for approximately1 minute and then remain illumi-nated.
Each tire, including the spare (if provided), should be checked monthly when cold and inflated tothe inflation pressure recommended by the vehi-cle manufacturer on the vehicle placard or tireinflation pressure label. (If your vehicle has tires of a different size than the size indicated on thevehicle placard or tire inflation pressure label, youshould determine the proper tire inflation pres-sure for those tires.) As an added safety feature, your vehicle has been equipped with a tire pressure monitoringsystem (TPMS) that illuminates a low tire pres-sure telltale when one or more of your tires issignificantly under-inflated. Accordingly, when thelow tire pressure telltale illuminates, you shouldstop and check your tires as soon as possible,and inflate them to the proper pressure. Driving on a significantly under-inflated tire cau- ses the tire to overheat and can lead to tire fail-ure. Under-inflation also reduces fuel efficiencyand tire tread life, and may affect the vehicle'shandling and stopping ability. Please note thatthe TPMS is not a substitute for proper tire main-tenance, and it is the driver's responsibility tomaintain correct tire pressure, even if under-infla-tion has not reached the level to trigger illumina-tion of the TPMS low tire pressure telltale. Your vehicle has also been equipped with a TPMS malfunction indicator to indicate when thesystem is not operating properly. The TPMS mal-function indicator is combined with the low tirepressure telltale. When the system detects a malfunction, the tell- tale will flash for approximately one minute andthen remain continuously illuminated. Thissequence will continue upon subsequent vehicle
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WHEELS AND TIRES
481
start-ups as long as the malfunction exists. When the malfunction indicator is illuminated, the sys-tem may not be able to detect or signal low tirepressure as intended. TPMS malfunctions may occur for a variety of reasons, including the installation of replacementor alternate tires or wheels on the vehicle thatprevent the TPMS from functioning properly.Always check the TPMS malfunction telltale afterreplacing one or more tires or wheels on yourvehicle to ensure that the replacement or alter-nate tires and wheels allow the TPMS to con-tinue to function properly.
Messages in the instrument panelWhen the TPMS symbol illuminates, the following text messages may also be displayed:
•
Tire pressure low: the tire(s) affected will
also be specified.
•
Tire needs air now: the tire(s) affected will
also be specified.
•
Tire pressure system Service required.
If TPMS cannot determine which tire(s) have low inflation pressure, general messages may be dis-played, such as:
•
Tire pressure low Check tires
•Tire needs air now Check tires
TPMS sensors can be installed on the valve hole area, on the factory-installed wheels as well as onoptional ones. If a spare wheel or other wheel without a TPMS sensor is used, a fault message will appear in theinstrument panel after driving for a few minutes. After changing wheels, always check that the new wheels have TPMS sensors to avoid a sys-tem malfunction warning. TPMS does not replace the need for regular tire inspection and maintenance.
RecommendationsTPMS sensors should be mounted on all wheelsused with the vehicle, including winter wheels.
NOTE
• If you change to tires with a different dimension than the factory-installed ones,the TPMS system must be reconfiguredfor these tires. This must be done by atrained and qualified Volvo service techni-cian.
• If a tire is changed, or if the TPMS sensoris moved to another wheel, the rubbervalve and valve core should be replaced.
• When installing TPMS sensors, the vehi-cle must be parked for at least15 minutes with the ignition off. If thevehicle is driven within 15 minutes, aTPMS error message will be displayed.
WARNING
Incorrect inflation pressure could lead to tire failure, resulting in a loss of control of thevehicle.
Turning TPMS off 4TPMS can be turned off in the center display's Top view.
1. Park the vehicle and turn off the engine.2.
Activate ignition mode I.
4
Certain markets only.
Page 547 of 570
SPECIFICATIONS
545
Tire inflation pressure table The following tire pressures are recommended by Volvo for your vehicle. Refer to the tire infla-tion placard for information specific to the tiresinstalled on your vehicle at the factory.
Tire sizeCold tire pressure for up to five persons
Front psi (kPa)Rear psi (kPa)
235/60 R18 235/55 R19275/45 R20275/40 R2136 (250)36 (250)
275/35 R2238 (260)38 (260)
Temporary spare tire T125/80 R1861 (420)61 (420)
Related information
•
Checking tire inflation pressure (p. 473)
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563
deactivating/reactivating 288
starting/activating 284
Spin control 308
Stability system 308 sport mode 309
Start/Stop (engine function) 364, 365Start and lock system type designations 220
Starting and driving 330
Starting the engine 356Starting the vehicle after a crash (crash mode) 81, 82
Start inhibitor (immobilizer) 221
Steel grid in cargo area 211
Steering wheel 157 adjusting 159
heated 189
horn 157
keypad 157
Steering wheel paddles 157
Stone chips, touching up 530, 531
Storage compartments 200
Studded tires 473Sunroof laminated panoramic roof 101, 102
Sun shade 104, 106
Sun visor 203
Suspension 372
System updates 490
T
Tailgate locking/unlocking 233 operating with the foot movement sen-
sor 228
power operated 235
wiper/washer 157
Tailgate wipers 523
Technician certification 54Temperature perceived 176
Temperature sensor ambient 116
Temporary spare tire 476Tethering wi-fi sharing 406
Three-way catalytic converter 349
Tire inflation pressure 545
Tire Pressure Monitoring System 480, 483 calibrating 484
type approval 484
Tire Pressure Monitoring System (TPMS) 484
Tires 466changing 475
changing from summer to winter 470
glossary of terms 469
improving economy 466
inflation pressure 473
inflation pressure table 545installing (mounting) a wheel on the
vehicle 479
rotation 467
snow 473
spare 476
specifications 467
storing 467
studded 473
tire pressure monitoring system 480, 483
tools in the cargo compartment 475
tread wear indicator 471
uniform tire quality grading 472
wheel bolts 477
Top tether anchors (child restraint systems) 74
Touching up paint 530, 531
Towing a trailer 351, 354 trailer hitch 353
Towing eyelet 343
Towing the vehicle 344
Traction control 308