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.
P2430
The ECM determines that the pressure sensor value change is less than a calibrated value.
P2431
- The ECM determines that the difference between the AIR pressure sensor and the barometric pressure (BARO) sensor signals is greater than 10 kPa when the AIR pump is commanded OFF.
OR
- The ECM determines that the difference between the AIR pressure sensor and the BARO sensor signals is greater than 50 kPa when the AIR pump is commanded ON.
P2432
The pressure sensor signal is less than 0.2 volt for at least 12.5 seconds.
P2433
The pressure sensor signal is more than 4.8 volts for at least 12.5 seconds.