Fault-Tracing Information

Condition(s)
- diagnostic trouble codes (DTCs) in Motronic 4.4 absent.
- the fault is permanent.

Possible source(s)
- open-circuit in ground lead to ignition discharge module (IDM).
- defective ignition discharge module.
- contact resistance in terminals.
- start fault-tracing. Proceed to: Checking Ignition Discharge Module.