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
Control Unit
The Car Access System is located above the steering column on the right-hand
side.
For the Comfort Access function, the Car Access System controls the transmitting
antennas for the vehicle
The outside door handle electronics are read by the Car Access System.
Fig. 6: Installation Lo
The sensors that were previously accommodated separately in the DSC sensor
are now installed in the ICM
control unit.
The ICM control unit uses these sensors to calculate variables that provide key
information on the vehicle's
dynamic state:
Longitudinal acceleration and pitch of the vehicle in