Pontiac specific DTC OBD2 code: P1220 Throttle Position (TP) Sensor 2 Circuit
Pontiac specific DTC OBD2 code: P1221 Throttle Position (TP) Sensor 1- 2 Correlation
Pontiac specific DTC OBD2 code: P1222 Injector Control Circuit Intermittent
Pontiac specific DTC OBD2 code: P1225 Injector Circuit Cylinder 2 Intermittent
Pontiac specific DTC OBD2 code: P1228 Injector Circuit Cylinder 3 Intermittent
Pontiac specific DTC OBD2 code: P1231 Injector Circuit Cylinder 4 Intermittent
Pontiac specific DTC OBD2 code: P1234 Injector Circuit Cylinder 5 Intermittent
Pontiac specific DTC OBD2 code: P1237 Injector Circuit Cylinder 6 Intermittent
Pontiac specific DTC OBD2 code: P1250 Early Fuel Evaporation Heater Circuit
Pontiac specific DTC OBD2 code: P1257 Supercharger System Overboost