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
Turn signal in exterior mirror
When driving and during operation of the turn
signals or hazard warning system, do not fold in
the exterior mirrors, so that the signal lights on
the exterior mirror are easy to see.
Blinking
Press the lever past the resistance point.
Triple turn signal activation
Lig