| Engine Code | Engine Code Description |
|---|
| P1351 | Ignition Diagnostic Monitor circuit Input fault |
| P1352 | Ignition Coil A - Primary circuit fault |
| P1353 | Ignition Coil B - Primary circuit fault |
| P1354 | Ignition Coil C - Primary circuit fault |
| P1355 | Ignition Coil D - Primary circuit fault |
| P1356 | Loss of Ignition Diagnostic Module Input to PCM |
| P1358 | Ignition Diagnostic Monitor Signal out of Self-Test Range |
| P1359 | Spark Output circuit fault |
| P1364 | Ignition Coil Primary circuit fault |
| P1380 | VCT Solenoid Valve circuit Short or Open |
| P1381 | Cam Timing Advance is excessive |
| P1383 | Cam Timing Advance is excessive |
| P1390 | Octane Adjust out of Self-Test Range |
| P1400 | Differential Pressure Feedback Electronic Sensor circuit Low Voltage |
| P1401 | Differential Pressure Feedback Electronic Sensor circuit High Voltage |
| P1403 | Differential Pressure Feedback Electronic Sensor Hoses Reversed |
| P1405 | Differential Pressure Feedback Electronic Sensor circuit Upstream Hose |
| P1406 | Differential Pressure Feedback Electronic Sensor circuit Downstream Hose |
| P1407 | EGR No Flow Detected |
| P1408 | EGR Flow out of Self-Test Range |
| P1409? | EGR Vacuum Regulator circuit malfunction |
| P1409? | Electronic Vacuum Regulator Control circuit fault |
| P1410 | EGR Barometric Pressure Sensor VREF Voltage |
