Tacoma PreRunner Reg Cab 2WD L4-2.7L (3RZ-FE) (1999)
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b. Using SST, connect terminals TE1 and E1 of the DLC1.
SST 09843-18020
c. After engine speed is kept at approx. 1,000 - 1500 rpm for 5 seconds, check that it returns 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
