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IDLE AIR CONTROL (IAC) BLOCK DIAGRAM [L8, LF, L3]

id0140a5101100

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1 | MAF sensor
2 | IAT sensor
3 | TP sensor No.1, No.2
4 | APP sensor No.1, No.2
5 | MAP sensor
6 | CKP sensor
7 | ECT sensor
8 | A/C on request signal
9 | Refrigerant pressure switch
10 | Generator (terminal P: generation voltage)
11 | Neutral switch (MTX)
12 | CPP switch (MTX)
13 | Brake switch
14 | Vehicle speed signal
15 | Instrument cluster
16 | TR switch (ATX)
17 | IAC valve drive time
18 | IAC target airflow amount
19 | Required airflow volume
20 | Required mass
21 | Target charging efficiency
22 | Basic charging efficiency
23 | Various correction types
24 | Throttle actuator