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
Necessary preliminary work
Check TIMING
Remove left INLET AND EXHAUST ADJUSTMENT UNIT
Release screw (1).
NOTE: Guide rail is loose from cylinder head.
Fig. 51: Identifying Screw Of Guide Rail
Release bolts (1) at front from cylinder head.
Fig. 52: Identifying Bolt On Front Cylinder Head
Releas
Using lumbar support, the backrest can be individually adapted to the spinal
column and thus ensures relaxed
driving. Lumbar support is a standard feature in the multifunction seat.
The button for the lumbar support adjustment is located on the side of the front
seat and is connected via the
LIN