See also:

The windshield wipers are inoperative
The windshield wiper drive is malfunctioning. Select another wiper speed on the combination switch. Have the windshield wipers checked at a qualified specialist workshop. ...

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 jou ...

Safety notes
WARNING Work improperly carried out on electronic components and associated software could cause them to cease functioning. Because the vehicle's electronic components are interconnected, ...