General notes
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door or the rear door, the anti-theft alarm system will be triggered .
► To end the alarm: insert the SmartKey into the ignition lock.
Removing the mechanical key

1 Release catch
2 Mechanical key
► Push release catch 1 in the direction of the arrow and at the same time remove mechanical key 2 from the SmartKey.
4MATIC (permanent four-wheel drive)
Never tow the vehicle with one axle
raised. This may damage the transfer case.
Damage of this sort is not covered by the
Mercedes-Benz Limited Warranty. All
wheels must remain either on the grou ...
Steering wheel heating
Activating/deactivating
1 To switch on the steering-wheel heating
2 To switch off the steering-wheel heating
3 Indicator lamp
The steering-wheel heating heats the leather
areas of the steering ...
Ashtray
Front ashtray
The holder under the ashtray is not heat
resistant. Before placing lit cigarettes in the
ashtray, make sure that the ashtray is
properly engaged. Otherwise, the holder
could be dama ...