•  The PCM calculates a throttle valve opening angle matching the engine operation conditions from the following input signals and sends a duty signal to the throttle valve actuator.

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1	Neutral switch (MTX)
2	CPP switch (MTX)
3	MAF sensor
4	IAT sensor
5	TP sensor
6	APP sensor
7	MAP sensor
8	CKP sensor
9	ECT sensor
10	Brake switch
11	TR switch (ATX)
12	A/C on request signal
13	Ignition switch
14	Vehicle speed signal
15	Refrigerant pressure switch (low-pressure switch, high-pressure switch)
16	Refrigerant pressure switch (middle switch)
17	Generator (Terminal P: stator coil)
18	BARO sensor
19	Throttle valve actuator