| Engine Code | Engine Code Description |
|---|---|
| P1418 | Secondary Air Injection System Relay A Control Circuit High |
| P1420 | Intake Air Low Pressure Switch Circuit Low Voltage |
| P1421 | Intake Air Low Pressure Switch Circuit High Voltage |
| P1423 | Intake Air High Pressure Switch Circuit High Voltage |
| P1431 | Fuel Level Sensor 2 Performance |
| P1432 | Fuel Level Sensor 2 Circuit Low Voltage |
| P1433 | Fuel Level Sensor 2 Circuit High Voltage |
| P1441 | Evaporative Emission (EVAP) System Flow During Non-Purge |
| P1442 | EVAP Vacuum Switch High Voltage During Ignition On |
| P1450 | Barometric Pressure Sensor Circuit |
| P1451 | Barometric Pressure Sensor Performance |
| P1460 | Cooling Fan Control System |
| P1480 | Cooling Fan 1 Control Circuit High |
| P1483 | Engine Coolilng System Performance |
| P1500 | Starter Signal Circuit |
| P1501 | Vehicle Speed Sensor Circuit Intermittent |
| P1502 | Theft Deterrent System - No Password Received |
| P1503 | Theft Deterrent System - Password Incorrect |
| P1504 | Vehicle Speed Output Circuit |
| P1508 | IAC System Low RPM |
| P1509 | IAC System High RPM |
| P1510 | Back UP Power Supply |
| P1511 | Throttle Control System-Backup System Performance |