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 following instructions describe the permanent repair gluing of clips
which were originally secured with Tpins.
The repair gluing at the same time protects the area of the torn-off T-pin
permanently against corrosion.
1.0 Information on dangers/hazards
Read and comply with the manufacturer's
REPLACING TANK VENTING VALVE (N63)
Necessary preliminary tasks
Check stored fault message.
Switch off ignition.
Remove FAN COWL.
Unlock connector (1) and remove.
Unlock hose (2) and detach.
Unlock hose (3) further below on intake manifold and detach.
Detach tank vent valve (4) from holder an