MR2 Spyder L4-1.8L (1ZZ-FE) (2001)
Idle Speed/Throttle Actuator - Electronic: Testing and Inspection
Component Inspection
INSPECTION
1. REMOVE THROTTLE BODY
2. REMOVE EAC VALVE
Remove the 3 screws, IAC valve and gasket.
3. INSPECT EAC VALVE OPERATION
a. Check that the IAC valve is half-opened.
b. Connect the IAC valve connector.
c. Turn the ignition switch ON.
d. Check that the IAC valve operates in the sequence, half open, fully close, fully open and then half open, within 0.5 seconds.
If operation is not as specified, replace the IAC valve.
e. Turn the ignition switch OFF.
f.
Disconnect the IAC valve connector.
4. REINSTALL IAC VALVE
Install a new gasket and the IAC valve with the 3 screws.
5. REINSTALL THROTTLE BODY