Page 23 of 233

Keys, doors and windows21Radio remote control
Used to operate:■ central locking system
■ anti-theft locking system
■ anti-theft alarm system
■ power windows
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 3 100.
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.
Key with foldaway key section
Page 101 of 233

Instruments and controls99
Vehicle messages on the
Uplevel-Display
The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
The system displays messages
regarding the following topics:
■ fluid levels
■ anti-theft alarm system
■ brakes
■ ride control systems
■ cruise control, speed limiter
■ parking assist systems
■ lighting, bulb replacement
■ wiper/washer system
■ doors, windows
■ radio remote control
■ seat belts
■ airbag systems
■ engine and transmission
■ tyre pressure
■ vehicle battery
Vehicle messages on the
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.
■ If a warning message appears in the Driver Information Centre orInfo-Display.
■ If the parking assist detects an object.
■ If the reverse gear is engaged and the rear end carrier extended.
When the vehicle is parked and/ or the driver's door is opened ■ When the key is in the ignition switch.
■ With exterior lights on.
During an Autostop ■ If the driver's door is opened.
Page 228 of 233

226IndexAAccessories and vehicle modifications .......................... 158
Adjustable air vents ...................120
Airbag and belt tensioners ...........86
Airbag deactivation ................45, 86
Airbag label................................... 40 Airbag system .............................. 40
Air conditioning regular operation ................................ 121
Air conditioning system .............. 113
Air intake .................................... 120
Air vents...................................... 120
Antilock brake system ................ 132
Antilock brake system (ABS) .......87
Anti-theft alarm system ................26
Anti-theft locking system .............. 26
Appearance care ........................203
Ashtrays ....................................... 79
Automatic anti-dazzle ..................29
Automatic light control ...............105
Automatic locking ........................24
B Battery discharge protection ......111
Battery voltage ........................... 100
Belts.............................................. 38
Bicycle rack .................................. 55
Bonnet ....................................... 160Brake and clutch fluid.................208
Brake and clutch system .............87
Brake assist ............................... 133
Brake fluid .................................. 162
Brakes ............................... 132, 162
Breakdown.................................. 200
Bulb replacement ....................... 165
C Capacities .................................. 220
Car Pass ...................................... 20
Catalytic converter .....................127
Central locking system ................22
Changing tyre and wheel size ...186
Charging system .......................... 86
Child restraint installation locations ................................... 48
Child restraints.............................. 47
Child restraint systems ................47
Cigarette lighter ........................... 79
City mode ................................... 136
Climate control ............................. 15
Climate control systems .............112
Clock ............................................ 77
Code ............................................. 97
Colour-Info-Display .......................95
Control indicators.......................... 83
Control of the vehicle .................122
Controls ........................................ 72
Convex shape .............................. 28