TPMS MERCEDES-BENZ R500 2006 W251 User Guide

428 Practical hintsWhat to do if …Display message
Possible cause/consequence
Possible solution
Tire pressure displayed
only after driving
a few minutes
Vehicles with Advanced TPMS*:
The tire inflation pressure is being checked.

Drive the vehicle for a few minutes.
Tire pressure monitor
inoperative
The TPMS or Advanced TPMS* is
malfunctioning.

Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.
Tire pressure monitor
inoperative
No wheel sensors
There are wheels without wheel sensors
mounted (e.g. winter tires).

Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.

Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Tire pressure monitor
temporarily
unavailable
The TPMS or Advanced TPMS* is unable to
monitor the tire pressure due to

a nearby radio interference source


excessive wheel sensor temperatures

As soon as the causes for the malfunction are no
longer present, the TPMS or Advanced TPMS* auto-
matically becomes active again after a few minutes
of driving.
Tire pressure monitor
Wheel sensor missing
One or more sensors malfunction (e.g. bat-
tery in one or more wheel sensor is empty).
One or more wheels without wheel sensors
mounted (e.g. spare tire).

Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.

Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Vehicles with Advanced TPMS*:
The tire pressure for the respective tire is shown in
the multifunction display.

448 Practical hintsWhat to do if …Display symbol
Display messages
Possible cause/consequence
Possible solution
H
Rectify
tire pressure
The pressure is too low in one or more
tires.

Check and correct tire inflation
pressure as required.
Tire pressure
Caution: Tire defect
One or more tires are deflating.

Carefully bring the vehicle to a halt,
avoiding abrupt steering and braking
maneuvers.

If necessary, change the wheel.
Caution: Tire defect
Vehicles with Advanced TPMS*:
One or more tires are deflating.
The respective tire is shown in the
multifunction display.

Carefully bring the vehicle to a halt,
avoiding abrupt steering and braking
maneuvers.

If necessary, change the wheel.
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle. You
may lose control of the vehicle. Continued
driving with a flat tire will cause excessive
heat build-up and possibly a fire.

449 Practical hints
What to do if …
Display symbol
Display messages
Possible cause/consequence
Possible solution
H
Tire pressure
Check tires
The tire pressure in one or more tires is
already below the minimum value.

Carefully bring the vehicle to a halt,
avoiding abrupt steering and braking
maneuvers.

Check and adjust tire inflation
pressure as required.

If necessary, change the wheel.
Check tires
Vehicles with Advanced TPMS*:
The tire pressure in one or more tires is
already below the minimum value.
The respective tire is shown in the
multifunction display.

Carefully bring the vehicle to a halt,
avoiding abrupt steering and braking
maneuvers.

Check and adjust tire inflation
pressure as required.

If necessary, change the wheel.
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle. You
may lose control of the vehicle. Continued
driving with a flat tire will cause excessive
heat build-up and possibly a fire.

538 IndexCatalytic converter 340
CD player
Operating 171
CD-changer* 294
Center console 29
Lower part 30
PASS AIR BAG OFF indicator
lamp 414
Upper part 29
Central locking
Automatic 130
Switch 131
Switching on/off (control
system) 188
Unlocking from inside 131
Central locking switch 131
Certification label 510
Changing
SmartKey setting 189
Charging
Vehicle battery 495
CHECK ENGINE malfunction indicator
lamp 407, 408Checking
Coolant level 351
Oil level 346
Tire inflate pressure 344
Vehicle lighting 344
Checking tire pressure electronically with
the Advanced Tire Pressure Monitoring
System* (Advanced TPMS*) 371
Checking tire pressure electronically with
the Tire Pressure Monitoring System
(TPMS) 368
Child safety 82
Air bags 72
Infant and child restraint systems 78,
82
LATCH child seat mounts 92
Child safety switch see Blocking of rear
door window operation
Cigarette lighter
Front center console 303
Cigarette lighter* 305Cleaning
Headlamps 208
Headliner 402
Light alloy wheels 401
Plastic and rubber parts 402
Steering wheel 402
Windows 400
Windshield 60
Cleaning tires 355
Climate control 216
Adjusting 222
Adjusting air volume 222
deactivating 220
Front defroster 223
Rear passenger compartment 228
Setting the temperature 222
Clock 180
Closing
Glove box 294
Hood 346
Panorama sliding/pop-up roof 260
Power tilt/sliding sunroof* 462
Side windows 249
Tailgate 124, 128, 129
Tilt/sliding sunroof* 255
Windows 248

555 Index
Tire inflation pressure
Checking 344, 363, 365
Tire inflation pressure see the placard on
the fuel filler flap
Tire inspection 354
Tire load rating 387, 534
Tire ply composition and material
used 388
Tire speed rating 336, 378, 388, 534
Tire terminology 385
Tire traction 335
Tires 353, 514
Direction of rotation 356
Driving instructions 334
Low tire pressure telltale 412
Retreads 353
Rims and tires 514
Rotating 388
Run Flat Indicator 366
Service life 354
Temperature 364, 384
TPMS malfunction telltale 412
Tread depth 355, 390
Wear pattern 389
Winter 390
Tools 454Tow-away alarm 106
Arming 106
Disarming 106
Disarming for transport 106
Towing eye
Front 501
Rear 502
Towing the vehicle
Stranded vehicle 502
TPMS malfunction telltale* 25
Traction 205, 388, 534
Transfer case 534
Tread 388, 534
Tread depth 355
Tread depth (tires) 390
Treadwear indicators 388, 534
Trip computer 192
Trip odometer
Resetting 159
Turn signal lamps
Cleaning lenses 399
Replacing bulbs 466
Turn signals 58
Turning off the engine 66
TWR (Tongue Weight Rating) 534U
Uniform Tire Quality Grading
Standards 388, 534
Units
Setting speedometer units 178
Unlocking 36, 110
Centrally from inside 131
Driver’s door in an emergency 459
Fuel filler flap 342
Global 112
Global (SmartKey with
KEYLESS-GO*) 118
In an emergency 459
Selective settings 112, 118
Tailgate with SmartKey 114
Vehicle in an emergency 319
With the SmartKey 36
With the SmartKey with
KEYLESS-GO* 114
Unlocking and opening
Tailgate with KEYLESS-GO* 120
Unlocking with KEYLESS-GO* 37
Uphill driving
Cruise control 265