NOTE: Normalization must be carried out after the following work:
Removal or replacement of control panel in heater-A/C system or of
steering column
Repair work to electric steering column adjustm
IMPORTANT: To avoid damaging the coil spring cassette, it is necessary to
remove the
steering wheel because of the absence of a steering column lock!
Necessary preliminary tasks
Move steering colum
The system circuit diagram for the outside temperature is displayed below.
The diagram is structured in such a way that only the control units and control
elements directly involved in the
instrument cluster are shown.
The instrument cluster receives a large number of different bus signals that
Electronic control devices are installed in the vehicle.
Electronic control units process data they
receive from vehicle sensors, self-generate or
exchange with each other. Some control units
are necessary for the vehicle to function safely or
provide assistance during driving, for instance
driver