ndividual ignition coils are installed in the M52 and M54 engine.

Ignition current feedback (ZSR) resistance

The following faults are detected based on the ZSR resistance:

– Short-circuits and open-circuits in the primary ignition circuit

– No ignition sparks in secondary circuit


Wiring, Ignition Coils:

Ignition coils 1-2-3Ignition Coils 1-2-3

Ignition coils 4-5-6Ignition Coils 4-5-6