Removing and installing engine control unit -J623- (with protective housing)Perform battery test with battery tester with printer -VAS 6161-.
WARNING
Danger of injury! Observe warning notices and safety
regulations
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Special tools and workshop equipment
required
...
Removing and installing ignition coils with output stage
Special tools and workshop equipment
required
Puller -T10530-
Note
The ignition coils are easier to remove when the engine is
warm. The grease used durin ...
Causes of vibration
Vibration can have a number of different causes. Vibration
can also be caused by tyre wear. Tyre wear caused by driving is
not always evenly spread across the entire running surface of
the tyre. This causes slight imbalances which affect the smooth
runni ...