Transmission oil (on-board com-
puter, Mercedes-AMG vehicles) ..... 254
TEMPOMAT
Function/notes ............................. 191
Through-loading ................................ 309
Timing (RACETIMER) .........................254
TIREFIT kit .......................................... 341
Tyre pressure not reached ............. 343
Tyre pressure reached ................... 343
Top Tether ............................................ 60
Total distance recorder .................... 242
Tow-away protection
Activating ......................................... 78
Deactivating ..................................... 79
Function .......................................... .78
Tow-starting
Emergency engine starting ............ 354
Fitting the towing eye .................... 352
Important safety notes .................. 350
Removing the towing eye ............... 352
Towing
Important safety notes .................. 350
Notes for 4MATIC vehicles ............ 354
Transporting the vehicle ................ 353
Towing a trailer
Active Parking Assist ..................... 212
Axle load, permissibl e.................... 406
ESP ®
(Electronic Stability Pro-
gram) ............................................... 76
Failure check for LEDs ................... 234
General notes ................................ 231
Pulling away with a traile r.............. 161
Trailer tow hitch display message .. 289
Towing away
Fitting the towing ey e.................... 352
Removing the towing eye ............... 352
With both axles on the ground ....... 353
With front axle raised ..................... 352
Towing eye ......................................... 339
Traffic Sign Assist
Activating ....................................... 224
Activating/deactivating the warn- ing function .................................... 248
Display message ............................ 280
Function/note s............................. 223
Important safety notes .................. 224
Instrument cluster display ............. 224 Trailer coupling
see Towing a trailer
Trailer towing
7-pin connecto r............................. 234
Blind Spot Assist ............................ 228
Cleaning the trailer tow hitch ......... 333
Coupling up a traile r...................... 233
Decoupling a trailer ....................... 233
Driving tips .................................... 231
Folding in the ball coupling ............ 233
Folding out the ball coupling .......... 232
Important safety notes .................. 229
Lights display message .................. 271
Mounting dimensions .................... 405
Power supply ................................. 234
Trailer load s................................... 406
Transmission
see Automatic transmission
see Manual transmission
Transmission position display
(DIRECT SELECT lever) ...................... 170
Transporting the vehicle .................. 353
Trim pieces (cleaning instruc-
tions) .................................................. 335
Trip computer (on-board com-
puter) .................................................. 242
Trip meter
Calling up ....................................... 242
Resetting (on-board computer) ...... 243
Turn signals
Changing bulbs (front) ................... 128
Changing bulbs (rear) .................... 128
Switching on/of f........................... 122
TV
Operating (on-board computer) ..... 246
see Separate operating instructions
Two-way radio
Frequencies ................................... 394
Installation ..................................... 394
Transmission output (maximum) .... 394
Type identification plate
see Vehicle identification plate
Tyre pressure
Calling up (on-board computer) ..... 364
Display message ............................ 283
Not reached (TIREFIT) .................... 343
Reached (TIREFIT) .......................... 343
Recommended ............................... 362 Index
19
The auxiliary heating switches off when the
engine is switched off. The auxiliary ventila-
tion switches off when you turn the key to key
position 2(Y page 157).
The auxiliary heating switches off automati-
cally after 50 minutes.
You cannot use the auxiliary ventilation to
cool the vehicle interior to a temperature
lower than the outside temperature.
Before switching on X
Turn the key to position 2in the ignition
lock (Y page 157).
X Set the desired temperature.
Auxiliary heating or ventilation can also be
switched on if the manually set climate con-
trol is activated. Optimum comfort is attained by setting the system to automatic mode. Set
the temperature to 22 †.
The auxiliary heating/ventilation can be acti- vated or deactivated using the remote control or the button on the centre console.
The on-board computer can be used to spec-
ify up to three departure times, one of which
may be preselected (Y page 252).
Switching the auxiliary heating/venti-
lation on or off using the button on the
centre console General notes The colours of the indicator lamps on but-
ton
:signify the following:
R Blue: auxiliary ventilation activated
R Red: auxiliary heating activated
R Yellow: departure time preselected
(Y page 252)
Switching on the auxiliary heating/venti-
lation
X Press button :.
The red or blue indicator lamp in button :
lights up.
Switching off the auxiliary heating/venti-
lation
X Press button :.
The red or blue indicator lamp in button :
goes out.
Switching the auxiliary heating/venti-
lation on or off using the remote control General notes
Your vehicle comes with one remote control.
You may use two additional remote controls
for your vehicle. For more information, please
contact a qualified specialist workshop.
Store the remote control for the auxiliary
heating so that the auxiliary heating cannot
be switched on unintentionally. In particular,
ensure that the remote control for the auxili-
ary heating is kept out of the reach of chil-
dren.
The remote control has a range of approx-
imately 300 metres. This range is reduced by:
R sources of radio interference
R solid objects between the remote control
and the vehicle
R the remote control being in an unfavoura-
ble position in relation to the vehicle
R transmitting from an enclosed space
If the remote control battery is low, the bat-
tery symbol on the left of the display is shown as empty. Replace the remote control battery Operating the climate control system
149Climate control Z