See also:

Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to have ...

Storing and maintaining the currentspeed
You can store the current speed if you are driving faster than 20 mph (30 km/h). ► Accelerate the vehicle to the desired speed. ► Briefly press the cruise control lever up 1 or down ...

Locking the vehicle
If the vehicle can no longer be locked with the SmartKey, you can lock it by taking the following steps. If the central locking in the vehicle is malfunctioning, you cannot lock the trunk. P ...