12 13 Notes on checking ignition system

Troubleshooting 

--> Fault in fuel injection system, refer to 12 13 NOTES ON CHECKING IGNITION SYSTEM .

--> Spark plug faults, refer to SPARK PLUG FAULTS .

--> Ignition coil faults, refer to IGNITION COIL FAULTS .

--> Further fault patterns with evaluation, refer to FURTHER FAULT PATTERNS WITH EVALUATION .

--> Additional fault notes for troubleshooting, refer to ADDITIONAL FAULT NOTES FOR TROUBLESHOOTING .

Oscillograms 

--> Normal oscillogram, refer to NORMAL OSCILLOGRAM (M, S, W ENGINES ONLY) .

--> Oscillograms of ignition coils from different manufacturers, refer to 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 .