Page 23 of 249

Keys, doors and windows21Radio remote control
Used to operate:■ central locking system
■ anti-theft locking system
■ anti-theft alarm system
The radio remote control has a range of approx. 20 metres. It can be
restricted by external influences. The
hazard warning flashers confirm
operation.
Handle with care, protect from
moisture and high temperatures and
avoid unnecessary operation.
Fault
If the central locking system cannot
be operated with the radio remote
control, it may be due to the following:
■ The range is exceeded.
■ The battery voltage is too low.
■ Frequent, repeated operation of the
radio remote control while not in
range, which will require re-
synchronisation.
■ Overload of the central locking system by operating at frequent
intervals, the power supply is
interrupted for a short time.
■ Interference from higher-power radio waves from other sources.
Unlocking 3 22.
Basic settings
Some settings can be changed in the Info-Display.
Vehicle personalisation 3 103.
Radio remote control battery
replacement
Replace the battery as soon as the
range reduces.
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
Extend the key and open the unit
sideways. Replace the battery
(battery type CR 2032), paying
attention to the installation position.
Close the unit and synchronise.
Page 104 of 249

102Instruments and controls
No.Vehicle message82Change engine oil soon84Engine power reduced89Service vehicle soon94Shift to park before exiting95Service airbag128Bonnet open134Park assist fault, clean bumper136Service parking assist145Check washer fluid level174Low vehicle battery258Park assist off
Vehicle messages on Uplevel-
Display The vehicle messages are displayedas text. Follow the instructions given
in the messages.
The system displays messages
regarding the following topics:
■ service messages
■ fluid levels
■ anti-theft alarm system
■ brakes
■ ride control systems
■ cruise control, speed limiter
■ forward collision alert
■ parking assist systems
■ lighting, bulb replacement
■ wiper/washer system
■ doors, windows
■ side blind spot alert
■ traffic sign assistant
■ lane departure warning
■ radio remote control
■ seat belts
■ airbag systems
■ engine and transmission
■ tyre pressure
■ diesel particle filter
■ vehicle battery statusVehicle messages on
Colour-Info-Display
Some important messages appear
additionally in the
Colour-Info-Display. Some
messages only pop-up for a few
seconds.
Warning chimes
When starting the engine or
whilst driving Only one warning chime will sound at
a time.
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
■ If seat belt is not fastened.
■ If a door or the tailgate is not fully closed when starting off.
■ If a certain speed is exceeded with parking brake applied.
■ If a programmed speed is exceeded.
Page 244 of 249

242IndexAAccessories and vehicle modifications .......................... 176
Adjustable air vents ...................126
Airbag and belt tensioners ...........88
Airbag deactivation ................46, 88
Airbag label................................... 41 Airbag system .............................. 41
Air conditioning regular operation ................................ 127
Air conditioning system .............. 119
Air intake .................................... 127
Air vents...................................... 126
Antilock brake system ................ 143
Antilock brake system (ABS) .......89
Anti-theft alarm system ................26
Anti-theft locking system .............. 26
Appearance care ........................219
Ashtrays ....................................... 81
Automatic anti-dazzle ..................29
Automatic light control ...............109
Automatic locking ........................24
Automatic transmission .............136
Autostop ....................................... 92
B Battery discharge protection ......117
Battery voltage ........................... 103 Belts.............................................. 38Bicycle rack .................................. 58
Bonnet ....................................... 178
Brake and clutch fluid .................223
Brake and clutch system .............89
Brake assist ............................... 144
Brake fluid .................................. 181
Brakes ............................... 143, 181
Breakdown.................................. 217
Bulb replacement ....................... 184
C Capacities .................................. 236
Car Pass ...................................... 20
Catalytic converter .....................135
Central locking system ................22
Centre high-mounted brake light 192
Changing tyre and wheel size ...205
Charging system .......................... 88
Child locks ................................... 24
Child restraint installation locations ................................... 50
Child restraints.............................. 48
Child restraint systems ................48
Cigarette lighter ........................... 81
City mode ................................... 146
Climate control ............................. 15 Climate control systems .............118
Clock ............................................ 79
Code ........................................... 100
Colour-Info-Display .......................98
Page 248 of 249

246
VVehicle battery ........................... 182
Vehicle checks............................ 177
Vehicle data ................................ 227
Vehicle data recording and privacy ..................................... 240
Vehicle detected ahead ................92
Vehicle dimensions .................... 235
Vehicle Identification Number ....225
Vehicle jack ................................ 198
Vehicle messages .....................100
Vehicle personalisation .............103
Vehicle security ............................ 26
Vehicle specific data ......................3
Vehicle storage ........................... 176
Vehicle tools ............................... 198
Vehicle unlocking ........................... 6
Vehicle weight ........................... 233
Ventilation ................................... 118
W
Warning chimes .........................102
Warning lights ............................... 82
Warning triangle .......................... 70
Washer and wiper systems .........14
Washer fluid ............................... 181
Wheel changing .........................212
Wheel covers ............................. 205
Wheels and tyres .......................199Windows....................................... 29
Windscreen................................... 29 Windscreen wiper/washer ...........76
Winter tyres ............................... 199
Wiper blade replacement ..........184
X Xenon headlights .......................187
Xenon lighting system ................111