toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Inspection|Page 2670 > < Idle Air Control Valve <--> [Idle Speed/Throttle Actuator - Electronic]|Locations|Page 2667
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Idle Air Control Valve: Testing and Inspection
Component Inspection

INSPECT IAC VALVE OPERATION

a. Check that the IAC valve is half opened.
b. Connect the IAC valve connector to the IAC valve.
c. Turn the ignition switch ON.
d. Check that the IAC valve moves in 0.5 seconds by order of fully close, fully open and half open.

If operation is not as specified, replace the IAC valve.

e. Turn the ignition switch OFF.
f.

Disconnect the IAC valve connector from the IAC valve.

Component Inspection|Page 2670 > < Idle Air Control Valve <--> [Idle Speed/Throttle Actuator - Electronic]|Locations|Page 2667