Activating/deactivating

WARNING
Any accumulation of snow and ice should be removed from the rear window before driving.

Visibility could otherwise be impaired, endangering you and others.

The rear window defroster has a high current draw. You should therefore switch it off as soon as the window is clear as it only switches off automatically after several minutes.

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If the battery voltage is too low, the rear window defroster may switch off.

•► Turn the SmartKey to position 2 in the ignition lock.

•► Press the The indicator lamp above the button button.

The indicator lamp above the lights up or goes out. button lights up or goes out.

    See also:

    Full programme: ON&OFFROAD package for all eventualities
    The ON&OFFROAD package for the new M-Class uses six different driving modes to optimise driving dynamics and handling safety by providing the optimum drive control needed to cope with the wide ...

    Tire tread
    WARNING Although the applicable federal motor vehicle safety laws consider a tire to be worn when the tread wear indicators (TWI) become visible at approximately 1/16 in (1.6 mm), we recomm ...

    Resetting
    Reset the sliding sunroof if it does not move smoothly. •► Turn the SmartKey to position 2 in the ignition lock. •► Raise the sliding sunroof fully at the rear. •► Keep the s ...