Diagnostic Aids
WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
- A short to ground in the 5 volt reference circuit will only cause this DTC to be set.
- Perform a visual inspection for loose or poor connections at all related components. Refer to TESTING FOR INTERMITTENT & POOR CONNECTIONS .