Page 344 of 474
343
Practical hints
What to do if …
Problem
Possible cause
Suggested solution
v
The yellow ESP warning lamp
comes on while driving.
The ESP is deactivated.
Risk of accident!
Adapt your speed and driving to the
prevailing road, weather and traffic
conditions.
Switch the ESP back on (
page 85).
If the ESP cannot be switched back on,
have the system checked at an
authorized Mercedes-Benz Center as
soon as possible.
The yellow ESP warning lamp
flashes while driving.
The ESP or traction control has come into
operation because of detected traction loss
in at least one tire.
When driving off, apply as little
throttle as possible.
While driving, ease up on the
accelerator.
Adapt your speed and driving to the
prevailing road and weather
conditions.
Do not deactivate the ESP.
Exceptions: (
page 83).
Failure to follow these instructions
increases the risk of an accident.
Page 442 of 474

441
Technical terms
Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being moved out of position P without
SmartKey turned and brake pedal de-
pressed.
Sidewall (
page 325)
SRS (Supplemental R
estraint S
ystem)
Air bags, air bag control unit (with
crash sensor), emergency tensioning
device. Though independent systems,
they are closely interfaced to provide
effective occupant protection. Tele Aid* System
(T
elematic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three
types of response: automatic and man-
ual emergency, roadside assistance
and information. Tele Aid is initially
activated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
vided that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.
Tightening torque Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.
TIN (T
ire I
dentification N
umber)
(
page 325)
Tire load rating (page 325) Tire ply composition and material used
(
page 325)
Tire speed rating (page 325)
Traction (page 325)
Tread (page 325)
Treadwear indicators (page 325)
Uniform Tire Quality Grading Standards (page 326)
Vehicle capacity weight (page 326)
Vehicle maximum load on the tire (page 326)
VIN (Vehicle I
dentification N
umber)
The number set by the manufacturer
and placed on the body to uniquely
identify each vehicle produced.
Page 467 of 474

466 IndexTracking servicesFor stolen vehicle 269
Traction 164, 325
Transmission gear selector lever Unlocking manually 380
Transmission see Automatic transmission* 296
Tread 325
Tread depth 302
Tread depth (tires) 328
Treadwear indicators 325
Trim panel Opening 412
Trip computer 151
Trip odometer Resetting 121
Trunk Closing the lid 95
Fuse box 412 Trunk lid
Closing 95
Emergency release 96
Message in display 372
Opening from inside vehicle 95
Turn signal lamps Replacing bulbs 385
Turn signals 52 Additional in mirrors 385
Cleaning lenses 335
Front bulbs 385, 388, 389
Rear bulbs 385, 391
Turning off Engine 58
U
Uniform Tire Quality Grading Standards 326
Units Setting speedometer units 137
Setting temperature units 137 Unlocking 32, 90
Centrally from inside 98
Driver’s door in an emergency 377
Fuel filler flap 288
Global 92
In an emergency 377
Selective settings 92
Transmission gear selector lever manually 380
Trunk lid in an emergency 378
Vehicle in an emergency 268
With the SmartKey 32
Upgrade signals Tele Aid* 267
Uphill driving Cruise control 248
Upholstery Cleaning 338
Upshifting 160