Observe the following conditions prior to the A/C performance test
1. Provision of a diagnosis system. Safeguard electrical system integrity by
checking the fault memory (no
faults in the fault memor
WARNING: Only persons in possession of a professional certificate
of competence for the maintenance and repair of heating and air conditioning
systems are authorized to carry out repair work on the
Work on the refrigerant circuit may only be carried out by experts!
Avoid all contact with liquid or gaseous R 134a. Wear safety goggles and
gloves when working on the
refrigerant circuit.
Follow S
NOTE: The Telestart hand-held transmitter must be initialized when:
Hand-held transmitter is replaced
Car Access System control unit is replaced
The auxiliary heating is switched on under an ambient temperature of approx.
15ºC with the hand-held
transmitter and at a preselected switch-on time.
Signal Detection
The functions of the steering column switch cluster are:
Detecting the switching signals of the steering-column switches
Detecting the controls in the multifunction steering wheel
Resetting the turn indicator
Transmitting and receiving information.
Detecting the Switching Sign