D21 Hardbody XE King Cab 4WD L4-2389cc 2.4L SOHC MFI (KA24E) (1997)
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Idle Up Control Valve: Description and Operation
COMPONENT DESCRIPTION
The idle air adjusting (IAA) unit is made up of the IACV-AAC valve, IACV-FICD solenoid valve and idle adjusting screw. It receives the signal from
the ECM and controls the idle speed at the preset value.
