See also:

Activating/deactivating via iDrive
1. "Settings" 2. "Lighting" 3. "High beam assistant" High beam assistant The setting is stored for the remote control currently in use. ...

Coolant level
Checking 1. Let the engine cool. 2. Turn the cap of the expansion tank slightly counterclockwise to allow any excess pressure to dissipate, and then open it. 3. The coolant level is correct if ...

Malfunctions
Steering wheel vibration Frequent activation of the steering wheel vibration causes the system to overheat. This causes the lane departure warning to become deactivated. Let the system cool and ...