CONTENTS OF ENGINE ELECTRICAL SYSTEM GENERAL
General Information -> Working on ignition system.
-> Removing and installing electronic control units.
-> Welding work (overload protection of co
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting -> Fault in fuel injection system
-> Spark plug faults
-> Ignition coil faults
-> Further fault patterns with evaluation
-> Additional
Special tools required:
11 9 190
11 9 460
11 9 461
11 9 462
11 9 463
(cylinder bank 1 to 4)
Necessary preliminary tasks:
Are described in the operation "CHECKING CAMSHAFT TIMING ON RIGHT SIDE".
Remove right timing case cover.
NOTE: When slackening screws, grip camshafts at hexagon head.
S
IMPORTANT: The brake pad wear sensor must be replaced once it has been
removed (brake
pad wear sensor loses its retention capability in the brake pad).
If a brake lining sensor that has already been ground has to be replaced even
though the minimum brake pad thickness has
not yet been reached, you