Headlamps fogged up on the inside
The headlamps may fog up on the inside if there is high atmospheric humidity.
•► Drive with the headlamps switched on.
The level of moisture diminishes, depending on the length of the journey and the weather conditions (humidity and temperature).
If the level of moisture does not diminish:
•► Have the headlamps checked at a qualified specialist workshop.
See also:
Problems with Night View Assist Plus
Problem
Possible causes/consequences and
Solutions
The picture quality of Night View Assist Plus has
deteriorated.
The windshield wipers are smearing the windshield.
– ...
Hazard warning lamps
The hazard warning lamps automatically switch on if:
an air bag is deployed.
the vehicle is slowed down severely from a speed of over 45 mph(70 km/h)
and comes to a halt.
To switch on the ...
Brake fluid
WARNING
Over a period of time, the brake fluid absorbs moisture from the air; this lowers
its boiling point.
If the boiling point of the brake fluid is too low, vapor pockets may form in
th ...