Diagnosing Customer Concerns With Continuous Memory DTCs
WARNING: This page is about a different car, the 2009 Mercury Milan, 2009 Lincoln MKZ, and 2009 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
If an air bag warning indicator ON is reported by the customer but is not present when the vehicle comes in for service, follow the DIAGNOSTIC TESTS to identify the intermittent DTC.
Once the DTC is known, read the Normal Operation part of the pinpoint test for the DTC involved.
- Follow the depowering procedure as directed.
- Determine the location of components involved in creating the DTC.
- Carry out a thorough visual inspection of:
- components.
- connectors.
- splices and wiring harnesses.
- insulation on conductors.