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
If the current course of the vehicle deviates too much from the target
trajectory (path curve), a steering
correction is initiated.
The steering intervention is a corrective measure. This means the driver is not
relieved of his duty to
steer the vehicle. As the corrective steering interventions a