Radiator

Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. Otherwise, the readings of the on-board-diagnostic system may be inaccurate. Some of these readings are required by law and must be accurate at all times.

    See also:

    Adding DEF
    WARNING Make sure  - DEF does not come into contact with skin, eyes, or clothing  - to keep DEF out of the reach of children If you and/or others have come into contact with D ...

    Problems with the seat heating
    The seat heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. Switch off e ...

    Fuel requirements
    Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Resea ...