Conditions for Running the DTC
WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
P0121
- The ignition voltage is greater than 7 volts.
- The TP sensor 1 voltage is between 0.18-4.62 volts.
- DTC P0121 runs continuously when the above conditions are met.
P0122, P0123, P0222, and P0223
- The ignition is ON, with the engine OFF, or the engine is operating.
- The ignition voltage is greater than 7 volts.
- The DTCs run continuously when the above conditions are met.
P0221
- The ignition voltage is greater than 7 volts.
- The TP sensor 2 voltage is between 0.16-4.88 volts.
- DTC P0221 runs continuously when the above conditions are met.