Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Ignition 1 Voltage | * | P0403, P0405 | - | P0404, P042E |
| Solenoid Control | P0402 | P0403, P0404 | P0403, P0404 | P0404, P042E |
| 5-Volt Reference | P0107, P0405, P0452, P0651, P2077, P2106 | P0405 | P0107, P0446, P0453, P0651, P2106 | - |
| EGR Position Sensor Signal | P0405 | P0405 | P0406 | P0404, P042E |
| Low Reference | - | P0406 | - | - |
| * Engine cranks but does not run and the fuse for the ignition 1 circuit opens. | ||||