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
The voice input and activation system is implemented in the following control
units:
Telematics Control Unit (TCU)
Voice input and activation system
CIC
The voice-input commands are transmitted via MOST or the central gateway
module (ZGM) to the receiving
control unit.
Voice output cons
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 column into "extended" position.
Disconnect BATTERY EARTH LEAD.
Remove steering wheel.
Remove steerin