Page 24 of 271

22Keys, doors and windowsKeys, doors and
windowsKeys, locks ................................... 22
Keys .......................................... 22
Car Pass .................................... 23
Radio remote control .................23
Memorised settings ...................24
Central locking system ..............24
Automatic locking ......................26
Child locks ................................. 26
Doors ........................................... 27
Load compartment ....................27
Vehicle security ............................ 28
Anti-theft locking system ...........28
Anti-theft alarm system ..............28
Immobiliser ................................ 29
Exterior mirrors ............................ 30
Convex shape ........................... 30
Electric adjustment ....................30
Folding mirrors .......................... 30
Heated mirrors ........................... 31
Interior mirrors ............................. 31
Manual anti-dazzle ....................31
Automatic anti-dazzle ................31Windows...................................... 32
Windscreen ............................... 32
Manual windows ........................32
Power windows ......................... 32
Heated rear window ..................33
Heated windscreen ....................34
Sun visors .................................. 34
Roof ............................................. 34
Sunroof ...................................... 34Keys, locks
KeysCaution
Do not attach heavy or bulky itemsto the ignition key.
Replacement keys
The key number is specified in the
Car Pass or on a detachable tag.
The key number must be quoted
when ordering replacement keys, as
it is a component of the immobiliser
system.
Locks 3 231.
The code number of the adapter for
the locking wheel bolts is specified on a card. It must be quoted when
ordering a replacement adapter.
Wheel changing 3 223.
Page 28 of 271

26Keys, doors and windowsFault in radio remote control
system
Unlocking
Manually unlock the driver's door by
turning the key in the lock. Switch on
the ignition and press the central
locking button c to unlock the other
doors, load compartment and fuel
filler flap.
By switching on the ignition, the anti-
theft locking system is deactivated.
Locking
Manually lock the driver's door by
turning the key in the lock.
Fault in central locking system
Unlocking
Manually unlock the driver's door by
turning the key in the lock. The other
doors can be opened by pulling the
interior handle. The load
compartment and fuel filler flap
cannot be opened.
To deactivate the anti-theft locking system, switch on the ignition 3 28.
Locking
Press inside locking knob of all doors
except driver's door. Then close the driver's door and lock it from the
outside with the key.
The fuel filler flap and tailgate cannot
be locked.
Automatic locking
This security feature can be
configured to automatically lock
doors, load compartment and fuel
filler flap as soon as a certain speed
is exceeded.Additionally, it is configurable to
unlock the driver's door or all doors after the ignition is switched off and
the ignition key is removed (manual
transmission) or the selector lever is
moved to position P (automatic
transmission).
Settings can be changed in the
Info Display.
Vehicle personalisation 3 106.
The settings can be saved for the key being used 3 24.
Child locks9 Warning
Use the child locks whenever
children are occupying the rear
seats.
Page 43 of 271

Seats, restraints41Activate seat heating by pressing ß
for the respective front seat.
The LED in the button illuminates to
indicate activation.
Pressing ß once more deactivates
seat heating.
Seat heating is operational when engine is running.
During an Autostop, seat heating is
also operational.
Stop-start system 3 136.Seat belts
The seat belts are locked during
heavy acceleration or deceleration of
the vehicle holding the occupants in
the sitting position. Therefore the risk
of injury is considerably reduced.
9 Warning
Fasten seat belt before each trip.
In the event of an accident, people
not wearing seat belts endanger their fellow occupants and
themselves.
Seat belts are designed to be used by only one person at a time.
Child restraint system 3 50.
Periodically check all parts of the belt
system for damage, pollution and
proper functionality.
Have damaged components replaced by a workshop. After an accident,
have the belts and triggered belt
pretensioners replaced by a
workshop.
Note
Make sure that the belts are not
damaged by shoes or sharp-edged objects or trapped. Prevent dirt from getting into the belt retractors.
Seat belt reminder
For driver's seat, the seat belt
reminder is indicated by control
indicator X in the instrument cluster
3 91.
For front passenger seat, the seat belt
reminder is indicated by control
indicator k in the centre console
3 88.
Page 266 of 271

264IndexAAccessories and vehicle modifications .......................... 188
Adjustable air vents ...................131
Airbag and belt tensioners ...........91
Airbag deactivation ................49, 92
Airbag label................................... 44 Airbag system .............................. 44
Air conditioning regular operation ................................ 132
Air conditioning system .............. 124
Air intake .................................... 131
Air vents...................................... 131
Antilock brake system ................ 149
Antilock brake system (ABS) .......93
Anti-theft alarm system ................28
Anti-theft locking system .............. 28
Appearance care ........................231
Ashtrays ....................................... 83
Automatic anti-dazzle ..................31
Automatic light control ...............114
Automatic locking ........................26
Automatic transmission .............141
Autostop ............................... 96, 136
B Battery discharge protection ......122
Battery voltage ........................... 105
Belts.............................................. 41
Bicycle rack .................................. 59Bonnet ....................................... 190
Brake and clutch fluid .................235
Brake and clutch system .............93
Brake assist ............................... 150
Brake fluid .................................. 193
Brakes ............................... 149, 193
Breakdown.................................. 229
Bulb replacement ....................... 196
C Capacities .................................. 251
Car Pass ...................................... 23
Catalytic converter .....................141
Central locking system ................24
Centre high-mounted brake light 203
Changing tyre and wheel size ...217
Charging system .......................... 92
Child locks ................................... 26
Child restraint installation locations ................................... 54
Child restraints.............................. 50
Child restraint systems ................50
Cigarette lighter ........................... 83
City mode ................................... 153
Climate control ............................. 17
Climate control systems .............123
Clock ............................................ 80
Code ........................................... 103
Control indicators.......................... 88
Control of the vehicle .................134