System wiring diagram
Horns
Horn, left
Horn, right
Relay in the Body Domain Controller
Body Domain Controller (BDC)
Steering column switch cluster (SZL)
Signal path of horn:
When the horn is pressed the signal is received by the steering column
switch cluster (SZL).
The SZL sends the in
A base plate is no longer provided for any telephone system in the G30. For
this reason, the telephone
is connected to the head unit either wireless or through a USB port.
A check mark must be set for Apps if these are to be used in the vehicle via
Bluetooth when the
smartphone is coupled in the