CHECKING ENGINE OIL PRESSURE
Special tools required:
11 4 050
13 3 061
13 3 063
13 6 051
13 6 054
NOTE: To check the engine oil pressure, the oil pressure switch must be
removed and
the special tools installed and connected.
NOTE: A small amount of oil will emerge when the oil pressure swit
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 171a