Input/Output Signal Chart
| Sensor | Input signal to ECM | ECM function | Actuator | ||||
|---|---|---|---|---|---|---|---|
| Crankshaft position sensor (POS) Camshaft position sensor (PHASE) |
Engine speed(1) Piston position |
Cooling fan speed request signal | IPDM E/R ↓ Cooling fan relay ↓ Cooling fan motor |
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| Engine coolant temperature sensor | Engine coolant temperature | ||||||
| Refrigerant pressure sensor | Refrigerant pressure | ||||||
| Battery | Battery voltage(1) | ||||||
| Combination meter | Vehicle speed(2) | ||||||
| BCM | A/C ON signal(2) Blower fan signal(2) |
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