Rear window defroster
Press the button.
The rear window defroster switches off automatically after a certain period of time.
Depending on the vehicle equipment, upper wires are used as an antenna and are not part of the rear window defroster.
See also:
Switching on/off
Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out.
The state is stored for the remote control currently
in use. ...
Priority options
The driver has priority
The source selected via iDrive in the front is
output on the vehicle loudspeakers and can
be selected but not operated from the rear.
Other audio or video sources ...
For US customers
The following only applies to vehicles owned and operated in the US.
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately i ...