Input/Output Signal Chart
|
Sensor |
Input Signal to ECM |
ECM function |
Actuator |
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|
Crankshaft position sensor (POS) |
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Ignition timing control |
Ignition coil (with power transistor) |
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|
Camshaft position sensor (PHASE) |
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|
Mass air flow sensor |
Amount of intake air |
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|
Engine coolant temperature sensor |
Engine coolant temperature |
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|
Throttle position sensor |
Throttle position |
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Accelerator pedal position sensor |
Accelerator pedal position |
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|
Transmission range switch *1 |
Gear position |
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Park/neutral position (PNP) switch *2 |
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|
Battery |
Battery voltage *3 |
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|
Knock sensor |
Engine knocking condition |
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|
Combination meter |
CAN communication |
Vehicle speed signal |
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*1: CVT models
*2: M/T models
*3: ECM determines the start signal status by the signals of engine speed and battery voltage.