See also:

Pairing/unpairing the mobile phone
General information The following functions are available: Use of a mobile phone as a telephone. Use of a mobile phone as an additional telephone. Use of a mobile phone as an audio source. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 160 ft/50 m when driving forward. Above approx. 22 mph/36 km/h when driving forward. Switch on the system again if necessary. ...

For better control
The indicator lamp flashes: DTC controls the drive forces and brake forces. The indicator lamp lights up: DSC and DTC has failed. DTC activated: The indicator lamp lights up and TRACTION ...