Acura 1994 Integra Service Manual page 267

System Description
The idle speed ot lhe engine is controlled by the ldle Air Control {lAC) Valve.
The valve changes the amount ot air bypassing into the intake manifold in response to electric current controlled by the
ECM. When the IAC Valve is activated, the valve opens to maintain the proper idle speed.
#l' ----r
To FGM-FI
MAIN
RELAY
VARIOUS
SENSORS
IAC VALVE
FAST
IDLE
THERMO
VALVE
INTAKE MAI{IFOLD
(cont'd)
BLK
r
11 -79