Sensor
|
Input Signal to ECM
|
ECM function
|
Actuator
|
Crankshaft position sensor (POS) Camshaft position sensor (PHASE)
|
Engine speed*2
|
Air conditioner cut control
|
IPDM E/R ↓ A/C relay ↓ Compressor
|
Engine coolant temperature sensor
|
Engine coolant temperature
|
Accelerator pedal position sensor
|
Accelerator pedal position
|
Battery
|
Battery voltage*2
|
Refrigerant pressure sensor
|
Refrigerant pressure
|
Power steering pressure sensor
|
Power steering operation
|
Combination meter
|
Vehicle speed*1
|
A/C auto amp.
|
Air conditioner ON signal*1
|
*1: This signal is sent to the ECM via the CAN communication line.
*2: ECM determines the start signal status by the signals of engine speed and battery voltage.