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EC-58 < SYSTEM DESCRIPTION > [MR18DE] AIR CONDITIONING CUT CONTROL AIR CONDITIONING CUT CONTROL System Diagram INFOID:0000000009947206 System Description INFOID:0000000009947207 INPUT/OUTPUT SIGNAL CHART *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. SYSTEM DESCRIPTION This system improves engine operation when the air conditioner is used. JMBIA1322GB Sensor Input Signal to ECM ECM function Actuator Air conditioner switch* 1 Air conditioner ON signal Air conditioner IPDM E/R ↓ Air conditioner relay ↓ Compressor Accelerator pedal position sensor Accelerator pedal position Crankshaft position sensor (POS) Engine speed* 2 Engine coolant temperature sensor Engine coolant temperature Battery Battery voltage* 2 Refrigerant pressure sensor Refrigerant pressure EPS control unit Power steering operation ABS actuator and electric unit (control unit) Vehicle speed* 1 BCM Air conditioner ON signal* 1 |