Problems with the rear window defroster
The rear window defroster has deactivated itself prematurely or cannot be activated.
•► 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:
Haven of calm: optimum vibration and acoustic comfort
The new M-Class promises relaxed and therefore safe motoring under all
possible (and even impossible) conditions. By paying close attention to detail
every step of the way, the development enginee ...
Important safety notes
WARNING
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious
personal injury.
Never allow sparks, flames or smoking
materials near gasoline.
Turn off the engi ...
SmartKey
Display messages
Possible causes/consequences and Solutions
Key Does
Not Belong to Vehicle
You have put the wrong SmartKey in the ignition lock.
Use the correct Smart ...