IMPORTANT: Do not damage adjoining body components.
Minor corrections (realignment work) are permitted if the existing adjustment
options are not sufficient.
NOTE: Observe GAP DIMENSIONS.
The door m
IMPORTANT: Do not damage adjoining body parts.
The illustrations are schematic representations and are to be applied to the
relevant vehicle type.
Open door.
Release screw on connector frame.
Fron
REPLACING ALL SPARK PLUGS (N54, N63, N74)
Necessary preliminary tasks
Switch off ignition.
Remove IGNITION COILS.
IMPORTANT: Wear safety goggles.
Oil and dirt particles may get into your eyes!
Clean spark plug slot with compressed air.
Unscrew spark plugs with special tool 12 1 220 and extensi
WARNING: If the engine hood/bonnet contact is pulled upwards (workshop
mode),
the information "switch closed" is output. The automatic engine start-stop
function is active.
An automatic engine start is possible.
Observe safety precautions when working on MSA vehicles
Before carrying out practical