Conditions for Setting the DTCs
WARNING: This page is about a different car, the 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM detects a short to ground on the circuit or the ignition coil/module for greater than 4 seconds continuously or 50 seconds cumulative.
OR
- The ECM detects a short to voltage on the circuit or the ignition coil/module for greater than 4 seconds continuously or 50 seconds cumulative.