Input/Output Signal Chart
| Sensor | Input signal to ECM | ECM function | Actuator |
|---|---|---|---|
| Crankshaft position sensor (POS) | Engine speed* | Fuel pump control | FPCM ↓ Fuel pump |
| Camshaft position sensor (PHASE) | |||
| Engine coolant temperature sensor | Engine coolant temperature | ||
| Mass air flow sensor | Amount of intake air | ||
| Battery | Battery voltage* |
*: ECM determines the start signal status by the signals of engine speed and battery voltage.