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 |
A/C compressor request signal |
IPDM E/R Air conditioner relay Compressor |
|
Engine coolant temperature sensor |
Engine coolant temperature |
||
|
Accelerator pedal position sensor |
Accelerator pedal position |
||
|
Battery |
Battery voltage*1 |
||
|
Refrigerant pressure sensor |
Refrigerant pressure |
||
|
EPS control unit |
EPS operation signal*2 |
||
|
Combination meter |
Vehicle speed signal*2 |
||
|
BCM |
A/C ON signal*2 Blower fan signal*2 |
*1: ECM determines the start signal status by the signals of engine speed and battery voltage.
*2: This signal is sent to the ECM through CAN communication line.