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
The detection of objects can test the ultrasonic measurement system to its
limits. Several examples
of this are shown below:
With trailer towbars and couplings.
If the objects are thin or wedge-shaped.
If the objects are projecting and elevated, e.g. wall projections or
loads.
If the objects