bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

4 RA Checking Rod-type Ignition Coils (M54, M56, N40, N42, N43, N45, N46, N52, N62, N > < 2 RA Removing Ignition Coil Cover (N46T)
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Notes on checking ignition system

Troubleshooting

->

Fault in fuel injection system

->

Spark plug faults

->

Ignition coil faults

->

Further fault patterns with evaluation

->

Additional fault notes for troubleshooting

Oscillograms

->

Normal oscillogram

->

Oscillograms of ignition coils from different manufacturers

Check

->

Secondary signal for stationary ignition distribution

RA  Notes on checking ignition system

BMW AG - TIS

21.01.2013  20:35

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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4 RA Checking Rod-type Ignition Coils (M54, M56, N40, N42, N43, N45, N46, N52, N62, N > < 2 RA Removing Ignition Coil Cover (N46T)