Concept
ECO PRO supports a driving style that saves on
consumption. For this purpose, the engine control
and comfort features, for instance the climate
control output, are adjusted.
Steptronic transmission: under certain conditions
the engine is automatically decoupled from the
transmission in the
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