Problems with the rear window defroster

The rear window defroster has deactivated itself prematurely or cannot be activated.

are not Switch off any consumers that are not required, e.g. reading lamps or interior lighting.
When the battery is sufficiently charged, the rear window defroster is activated again automatically.

    See also:

    Rear fog lamp
    •► To switch on the rear fog lamp: turn the SmartKey in the ignition lock to position 2 or start the engine. •► Turn the light switch to or or . If the light switch is set to ...

    The electronic guardian angel: PRE-SAFE has a preventive effect
    Occupant protection in the new Mercedes-Benz R-Class begins well before an accident. The Mercedes-Benz invention PRE-SAFE is able to activate preventive measures reflexively when it recognises the ...

    Under the Hood
    A 168-hp 2.6-liter V-6 engine in the C240 sedan and wagon teams with a six-speed-manual gearbox or an optional five-speed driver-adaptive automatic transmission that incorporates Touch Shift. A 21 ...