Tacoma Regular Cab 2WD L4-2.4L (2RZ-FE) (2000)
Idle Air Control Valve: Testing and Inspection
On-Vehicle Inspection
INSPECT IAC VALVE OPERATION
a. Initial conditions:
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Engine at normal operating temperature
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Idle speed check correctly
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Transmission in neutral position
b. Using SST, connect terminals TE1 and E1 of the DLC1.
SST 09843-18020
c. After engine speed are kept at 1,000 - 1,500 rpm for 5 seconds, check that they return to idle speed.
If the engine speed operation is not as specified, check the IAC valve, wiring and ECM.
d. Remove the SST
SST 09843-18020