Sidewall (definition) ....................... 266
Snow chains .................................. 251
Speed rating (definition) ................ 265
Storing ........................................... 267
Structure and characteristics
(definition) ..................................... 264
Summer tires ................................. 250
TIN (Tire Identification Number)
(definition) ..................................... 266
Tire bead (definition) ...................... 266
Tire pressure (definition) ................ 266
Tire pressures (recommended) ...... 265
Tire size designation, load-bearing
capacity, speed rating .................... 262
Tire tread ....................................... 249
Tire tread (definition) ..................... 266
Total load limit (definition) ............. 266
Traction (definition) ....................... 266
TWR (permissible trailer drawbar
noseweight) (definition) ................. 266
Uniform Tire Quality Grading
Standards (definition) .................... 265
Wear indicator (definition) ............. 266
Wheel rim (definition) .................... 265
Wheel/tire combinations ............... 273
Top Tether ............................................ 52
Touchshift (automatic transmis-
sion) .................................................... 124
Tow-away alarm
Arming/deactivating ........................ 59
Deactivating ..................................... 59
Operation ......................................... 59
Tow-starting
Emergency engine starting ............ 247
Important safety notes .................. 244
Towing
If the vehicle is stuck ..................... 246
Installing/removing the towing
eye ................................................. 245
With a raised front or rear axle ...... 246
Towing a trailer
Axle load, permissible .................... 288
Cleaning the trailer tow hitch ......... 238
Coupling up a trailer ...................... 156
Decoupling a trailer ....................... 157
Driving tips .................................... 154
Important safety notes .................. 154
Notes on retrofitting ...................... 288 Trailer loads ................................... 288
Towing away
Imp ortant sa
fety guidelines ........... 244
In the event of malfunctions .......... 245
With both axles on the ground ....... 246
Trailer
Brake force booster malfunction ... 197
Trailer coupling
see Towing a trailer
Trailer loads and drawbar nose-
weights ............................................... 158
Trailer towing
Blind Spot Assist ............................ 145
PARKTRONIC ................................. 152
Permissible trailer loads and
drawbar noseweights ..................... 158
Transmission
see Automatic transmission
Transmission oil ................................ 284
Transport
Loading guidelines ......................... 213
Vehicle ........................................... 247
Transport by rail ................................ 134
Transportation
Rail ................................................ 134
Transporting
Load distribution ............................ 215
Securing a load .............................. 215
Trim pieces (cleaning instruc-
tions) .................................................. 239
Trip computer (on-board com-
puter) .................................................. 173
Trip odometer
Display (vehicles with steering
wheel buttons) ............................... 166
Display (vehicles without steering
wheel buttons) ............................... 162
Resetting ....................................... 161
see Trip computer (on-board computer)
Turn signals
Replacing bulbs (front) ..................... 91
Replacing bulbs (rear) ...................... 92
Switching on/off .............................. 84
Turn signals (Chassis Cab)
Replacing bulbs (rear) ...................... 93
Twin front-passenger seat
Stowage compartment .................. 207
20Index
Using thef,g,4or9 buttons you can
select the following functions:
RCalling up the service due date
(Ypage 227)
RChecking the oil level (Ypage 221)
RChecking the DEF level (Ypage 161)
RPreselecting/setting the auxiliary heating
switch-on time (Ypage 109)
RTire pressure monitor(Ypage 254)
RSetting the time (Ypage 163)
RActivating/deactivating Highbeam Assist
(Ypage 170)
RSetting the daytime running lamps
(Ypage 82)
Setting the time
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
hours figure flashes.
XPress the forg button to set the hour.
XPress the 9reset button.
The minute display flashes.
XPress the forg button to set the minute.
iIf you keep the forg button pressed, the
value will change continuously.
Activating/deactivating Highbeam
Assist
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
_ indicator lamp flashes and the onorOFFmessage appears in the display.
XUse the forg button to switch Highbeam
Assist on/off.
Switching the daytime running lamps
on/off
If you switch the daytime running lamps on, the
daytime running lamps will automatically light
up when the engine is running.
For safety reasons, it is only possible to change
this setting when the vehicle is stationary. The
factory setting is on
in countries in which day-
time running lamp mode or daytime running
lamps are mandatory.
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
L indicator lamp flashes and the onorOFFmessage appears in the display.
XPress the forg button to activate or deac-
tivate the daytime running lamps.
iUSA only:
If you turn the light switch to TorL,
the corresponding light switches on. If you
turn the light switch to Ã, the daytime
running lamps remain switched on.
Canada only:
If you turn the light switch to L, the low-
beam headlamps switch on. If you turn the
light switch to TorÃ, the daytime run-
ning lamps remain switched on.
On-board computer (vehicles with
steering wheel buttons)
Operating the on-board computer
Overview
XTo activate the on-board computer: turn
the key to position 1in the ignition lock.
The on-board computer shows vehicle informa-
tion and settings in the display.
You can control the display and the settings in
the on-board computer with the buttons on the
steering wheel.
On-board computer (vehicles with steering wheel buttons)163
On-board computer and displays
Z
Restarting the tire pressure monitor (vehi-
cles with steering wheel buttons):
XTurn the key to position2in the ignition lock.
XPress the VorU button on the steering
wheel until the standard display (Ypage 166)
appears in the display.
XPress the 9or: button on the steering
wheel repeatedly until the current pressure of
the individual tires is displayed or the display
shows the following message:
Tire pres. displayed after driving
for several minutes
XPress the 9reset button on the instrument
cluster.
The display shows the following message: Monitor current tire pressure?
XPress the
Wbutton on the steering wheel.
The display shows the following message:
Tire pres. monitor reactivated
The tire pressure monitor activation process
has begun. The tire pressure measured for the individual wheels are stored as the new ref-
erence values, provided that the tire pressure
monitor considers them to be plausible.
If you wish to cancel the restart:
XPress the Xbutton on the steering wheel.
Tire pressure table
Front axle tire pressure values: the following tire pressure values only apply to vehicles with a
permissible front axle load of 3970 lb s(1801 kg), 4080 lbs (1851 kg), 4100 lbs (1860 kg) or 4410 lbs
(2000 kg).
Tires/disc wheelFront axle load
3970 lbs
(1801 kg) 4100 lbs
(1860 kg)4080 lbs
(1851 kg)4410 lbs
(2000 kg)
205/75 R 16 C 110/108R
6.5J x 16 ET 626—400 kPa
(4.0 bar/58 psi)420 kPa
(4.2 bar/61 psi)
LT 215/85 R 16 115/112N
5.5Jx16
Half distance between centers: 4.94 in
(125.5 mm)—380 kPa
(3.8 bar/55 psi)420 kPa
(4.2 bar/61 psi)
LT 215/85 R 16 115/112Q
5.5Jx16
Half distance between centers: 4.94 in
(125.5 mm)—380 kPa
(3.8 bar/55 psi)420 kPa
(4.2 bar/61 psi)
LT 245/75 R 16 120/116N
6.5J x 16
Wheel offset: 2.13 in (54 mm)340 kPa
(3.4 bar/49 psi)——
6Vehicles with Super Single tires.
Tire pressure257
Wheels and tires
Z