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:
Utility
With all that power under the M-Class' hood, along with its sporty nature and
comfortable cabin, it's easy to forget this is still an SUV. That means the
M-Class better do a good job of hauling th ...
Heavy and light loads
WARNING
Depressing the brake pedal constantly results
in excessive and premature wear to the brake
pads.
It may also cause the brakes to overheat,
seriously impairing their effectiveness. ...
Brake fluid level
If you notice that the brake fluid level in the brake fluid reservoir has fallen
to the MIN mark or less, check the brake system immediately for leaks. Also check
the thickness of the brake lin ...