Intermittent Failures
WARNING: This page is about a different car, the 1995 Dodge Ram Wagon, 1995 Dodge Ram Van, 1995 Dodge Pickup, and 1995 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
Intermittent failures may cause MIL to flicker or stay on until the intermittent fault goes away. However, the corresponding DTC will be retained in PCM memory. If related trouble does not reoccur within a certain time frame, related DTC will be erased from PCM memory. Intermittent failures can be caused by faulty sensor, bad connector or wiring related problem. See TEST NTC-1A or INTERMITTENTS in CHRYSLER CORP. TROUBLE SHOOTING - NO CODES - 5.2L CNG article in the ENGINE PERFORMANCE section.