See also:

Charging the battery
WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions tha ...

Safety systems
Problem Possible causes/consequences and Solutions (USA only) (Canada only) The red brake system warning lamp comes on while the engine is running. A warnin ...

Deactivating/activating PARKTRONIC
To deactivate/activate PARKTRONIC Indicator lamp If indicator lamp 2 lights up, PARKTRONIC is deactivated. PARKTRONIC is automatically activated when you turn the SmartKey to position ...