See also:

Disconnecting an external device
The external device is automatically disconnected from the audio system if it is moved out of range ...

Replacing fuses
There are relay/fuse boxes located in the engine compartment, the passenger compartment, and the trunk. If an electrical component fails to function, this may be due to a blown fuse. The easiest ...

Fault tracing and actions
If the message Radar blocked See manual is displayed, this means that the radar signals from the sensor have been obstructed and that a vehicle ahead cannot be detected. This, in turn, means that ...