Working on the vehicle

When working on the vehicle, engage the WARNING
When working on the vehicle, engage the electronic parking brake and shift the automatic transmission into park position P.
Otherwise the vehicle could roll away which could result in an accident and/or serious personal injury.

    See also:

    General notes
    If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. Check the battery in ...

    Brilliant finish: the rear assembly of the M-Class
    The rear area too of the M-Class also protects the sturdy passenger compartment in crash situations thanks to specific deformation work, therefore minimising the loads on the occupants. A special ...

    Windows fogged up on the outside
    Switch on the windshield wipers. Activate automatic climate control. You should only select this setting until the windshield is clear again. ...