12 13 Notes On Checking Ignition System
WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2010 BMW X5, 2010 BMW 650i, 2009 BMW X5, 2009 BMW 650i, and 2008 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
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