12 13 Notes on checking ignition system
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
Troubleshooting
- -> Fault in fuel injection system. Refer to 12 13 ... FAULT IN FUEL INJECTION SYSTEM .
- -> Spark-plug faults. Refer to 12 13 ... SPARK-PLUG FAULTS .
- -> Ignition coil faults. Refer to 12 13 ... IGNITION COIL FAULTS .
- -> Further fault patterns with evaluation. Refer to 12 13 ... FURTHER FAULT PATTERNS WITH EVALUATION .
- -> Additional fault notes for troubleshooting. Refer to 12 13 ... ADDITIONAL FAULT NOTES FOR TROUBLESHOOTING .
Oscillograms
-> Normal oscillogram, refer to 12 13 ... NORMAL OSCILLOGRAM (N42, N62) .
Check
-> Secondary signal for stationary ignition distribution, refer to 12 13 ... CHECKING SECONDARY SIGNAL FOR STATIONARY IGNITION DISTRIBUTION .