Conditions for Setting the DTC
WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM or PCM detects that the A/C pressure is less than 34Kpa or 4.93 psi (0.25 volt).
- The ECM or PCM detects that the A/C pressure is more than 3339Kpa or 484 psi (4.75 volts).