12 13 Notes on checking ignition system: Troubleshooting
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.
- 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
Oscillograms
- Normal oscillogram, refer to 12 13... Normal oscillogram (N42, N62)
- Oscillograms of ignition coils from different manufacturers
Check
- Secondary signal for stationary ignition distribution, refer to 12 13... Checking secondary signal for stationary ignition distribution