Input/Output Signal Chart
INPUT/OUTPUT SIGNAL CHART
| Sensor | Input signal to ECM | ECM function | Actuator | ||
|---|---|---|---|---|---|
| Crankshaft position sensor (POS) Camshaft position sensor (PHASE) |
Engine speed | Cooling fan control | IPDM E/R ↓ Cooling fan control module ↓ Cooling fan motor |
||
| Engine coolant temperature sensor | Engine coolant temperature | ||||
| Refrigerant pressure sensor | Refrigerant pressure | ||||
| Battery | Battery voltage | ||||
| Controller (auto amp.) | Air conditioner ON signal(1) | ||||
| A/C evaporator temperature(1) | |||||
| Target A/C evaporator temperature(1) | |||||
| Brake ECU | Vehicle speed(1) | ||||
| Hybrid vehicle control ECU | Vehicle speed(1) | ||||
| Cooling fan speed request(1) | |||||
|
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