Input/Output Signal Chart
|
Sensor |
Input Signal to ECM |
ECM function |
Actuator |
|
Crankshaft position sensor (POS) |
Engine speed* 2 Piston position |
Ignition timing control |
Ignition coil (with power transistor) |
|
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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|
Park/neutral position (PNP) switch (M/T models) TCM (A/T models) |
Gear position |
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|
Battery |
Battery voltage* 2 |
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|
Knock sensor |
Engine knocking |
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|
Combination meter |
Vehicle speed* 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.