Transfer case

This section is only valid for vehicles with 4-wheel drive (4MATIC). Power is always transmitted to both axles.

carried Performance tests may only be carried out on a 2-axle dynamometer. The brake system or transfer case could otherwise be damaged. Contact a qualified specialist workshop for a performance test.
Mercedes-Benz recommends that you use an authorized Mercedes-Benz Center for this purpose.

tested on a If the parking brake is being tested on a brake dynamometer, the ignition must be switched off (SmartKey or Start/Stop button in position 0 or 1), as ESP® will otherwise automatically intervene. The brake system could otherwise be damaged.

    See also:

    Cleaning the trailer tow hitch
    The ball coupling must be cleaned if it becomes dirty or corroded. Remove rust on the ball of the ball coupling, e.g. with a wire brush. Remove dirt with a clean, lint-free cloth or a brush. A ...

    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 ...

    System self-test
    After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs: the indi ...