1.0 Airbags and restraint systems
On vehicles with airbags and restraint systems, observe the relevant
safety instructions.
During straightening work on the body, you will be exposed to the risk
of accidental airbag
triggering when the battery is connected.
Due to this potential hazard, it
REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with special tool 12 1 171an