Conditions For Setting DTC
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Malibu, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- The Powertrain Control Module (PCM) detects a voltage out of tolerance condition on the 5-volt reference circuit.
- The condition is present for longer than 2 seconds.