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 p
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Fuel systems need to be checked for proper fuel pressure as well as
sufficient volume. When diagnosing fuel
system complaints, you must take into account the type of fuel system and how
the fuel is delivered to the
engine.
Malfunctions in the fuel system can cause driveability complaints which in
Principle
For the illumination of the vehicle's surroundings
after exiting the vehicle, the exterior lighting can
be switched on for a defined period of time.
Switching pathway lighting on
After switching off the drive-ready state, briefly
push the turn signal lever forward.
Setting the duration
1.