12 13 Notes on checking ignition system BMW X3 E83

12 13 Notes on checking ignition system

Troubleshooting

1. Fault in fuel injection system, refer to «12 13 ... FAULT IN FUEL INJECTION SYSTEM»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-fault-in-fuel)
2. Spark plug faults, refer to «12 13 ... SPARK-PLUG FAULTS»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-spark-plug-faults) .
3. Ignition coil faults, refer to «12 13 ... IGNITION COIL FAULTS»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-ignition-coil-faults)
4. Further fault patterns with evaluation, refer to «12 13 ... FURTHER FAULT PATTERNS WITH EVALUATION»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-further-fault-patterns)
5. Additional fault notes for troubleshooting, refer to «12 13 ... ADDITIONAL FAULT NOTES FOR TROUBLESHOOTING»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-additional-fault-notes)

Oscillograms

1. Normal oscillogram, refer to «12 13... NORMAL OSCILLOGRAM (M, S, W ENGINES ONLY)»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54)
2. Oscillograms of ignition coils from different manufacturers, refer to «12 13 ... OSCILLOGRAMS OF IGNITION COILS FROM DIFFERENT MANUFACTURERS»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-oscillograms-of-ignition)

Check

1. Secondary signal for stationary ignition distribution, refer to «12 13... CHECKING SECONDARY SIGNAL FOR STATIONARY IGNITION DISTRIBUTION»(/bmw/x3/e83-2003-2006/remont/gauges-instrument-panels/#engine-electrical-system-repair-m54__12-13-checking-secondary-signal-for)