See also:

Important notes on tire pressure
WARNING   If the tire pressure drops repeatedly, check the tires for punctures from foreign objects and/or whether air is leaking from the valves or from around the rim. The tire temper ...

Problems with the rear window defroster
The rear window defroster has deactivated itself prematurely or cannot be activated. •► Switch off any consumers that are not required, e.g. reading lamps or interior lighting. When the ...

Radiator
Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. The readings of the on-board-diagnostic system may otherwise be inaccurate. Some of ...