Pontiac specific DTC OBD2 code: P1218 Injection Pump Calibration Circuit
Pontiac specific DTC OBD2 code: P1219 Throttle Position Sensor Refernce Voltage
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: P1234 Injector Circuit Cylinder 5 Intermittent
Pontiac specific DTC OBD2 code: P1237 Injector Circuit Cylinder 6 Intermittent
Pontiac specific DTC OBD2 code: P1240 Injector Circuit Cyllinder 7 Intermittent
Pontiac specific DTC OBD2 code: P1243 Injector Circuit Cylinder 8 Intermittent
Pontiac specific DTC OBD2 code: P1245 Intake Plenum Switchover Valve
Pontiac specific DTC OBD2 code: P1257 Supercharger System Overboost