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


id0140a5101100

.

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