Volkswagen Golf Service & Repair Manual: Exhaus system
Removing and installing engine control unit -J623- (with protective housing)
Special tools and workshop equipment
required
Hot air blower -VAS 1978/14A--item 1-
with nozzle - ...
Other materials:
Battery tester with printer -VAS 6161-
General description:
WARNING
Danger of injury! Observe warning notices and safety
regulations
→ Chapter!
It is not necessary to remove or ...
O-ring
Use only O-rings that are resistant to refrigerant R134a and
related refrigerant oils. O-rings are no longer colour-coded.
Coloured and black O-rings are used.
Check that the O-rings used have the correct internal
diameters.
...
Undercoated areas
Note
Undercoating (stone-chipping protection) applied during repair work
must be identical in appearance and thickness to the original
undercoating.
Water drainage holes must remain clear.
All threaded studs and welded nuts with metric ...
