| Engine Code | Engine Code Description |
|---|
| P1446 | Catalyst Temp.Circ Short to Ground |
| P1447 | Catalyst Temp.Circ Open/Short to B+ |
| P1448 | Catalyst Temp.Sensor 2 Circ. Short to Ground |
| P1449 | Catalyst Temp.Sensor 2 Circ. Open/Short to B+ |
| P1450 | Sec.Air Inj.Sys.Circ Short to B+ |
| P1451 | Sec.Air Inj.Sys.Circ Short to Ground |
| P1452 | Sec.Air Inj.Sys. Open Circ. |
| P1453 | Exhaust gas temperature sensor 1 open/short to B+ |
| P1454 | Exhaust gas temperature sensor short 1 to ground |
| P1455 | Exhaust gas temperature sensor 1 range/performance |
| P1456 | Exhaust gas temperature control bank 1 limit attained |
| P1457 | Exhaust gas temperature sensor 2 open/short to B+ |
| P1458 | Exhaust gas temperature sensor 2 short to ground |
| P1459 | Exhaust gas temperature sensor 2 range/performance |
| P1460 | Exhaust gas temperature control bank 2 limit attained |
| P1461 | Exhaust gas temperature control bank 1 Range/Performance |
| P1462 | Exhaust gas temperature control bank 2 Range/Performance |
| P1465 | Additive Pump Short Circuit to B+ |
| P1466 | Additive Pump Open/Short to Ground |
| P1467 | EVAP Canister Purge Solenoid Valve Short Circuit to B+ |
| P1468 | EVAP Canister Purge Solenoid Valve Short Circuit to Ground |
| P1469 | EVAP Canister Purge Solenoid Valve Open Circuit |
| P1470 | EVAP Emission Contr.LDP Circ Electrical Malfunction |
