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 4 270
11 4 450
11 4 481
IMPORTANT: Aluminium screws/bolts must be replaced each time they
are released.
The end faces of aluminium screws/bolts are painted blue for the purposes of
reliable identification.
Jointing torque and angle of rotation must be observed with
Special tools required:
11 9 470
11 9 473
(cylinder bank 5 to 8)
Removal of rocker arms is described separately from installation.
Necessary preliminary tasks:
Remove servomotor for left eccentric shaft.
Remove ignition coils on cylinder bank 5 to 8.
Remove left cylinder head cover.
Remov