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AIR CONDITIONING CUT CONTROL EC-621 < SYSTEM DESCRIPTION > [VK50VE] C D E F G H I J K L M A EC N P O AIR CONDITIONING CUT CONTROL System Diagram INFOID:0000000005237180 System Description INFOID:0000000005237181 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. JMBIA1528GB Sensor Input signal to ECM ECM function Actuator Crankshaft position sensor Engine speed* 2 Air conditioner 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 Unified meter and A/C amp. Air conditioner ON signal* 1 Vehicle speed* 1 |