Conditions for Running the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
P0231
- The ignition voltage is greater than 11 V.
- The engine is cranking or running.
- The fuel pump enable circuit is commanded ON.
- The DTC runs continuously when the conditions above are met.
P0232
- The ignition voltage is greater than 7 V.
- The fuel pump enable circuit is commanded ON.
- The DTC runs continuously when the conditions above are met.
P023F
- The ignition voltage is greater than 7 V.
- The commanded duty cycle is between 30-60 %.
- The DTC runs continuously when the conditions above are met.