Toyota Tundra Service Manual: Steering Column Assembly(for Manual Tilt And Manual Telescopic Steering Column)

Lost Communication with Main Body ECU (U0142,U0208)

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Toyota Tundra Service Manual > Sfi System: ACIS Control Circuit
DESCRIPTION This circuit opens and closes the Intake Air Control Valve (IACV) in response to the engine load in order to increase the intake efficiency (ACIS: Acoustic Control Induction System). WIRING DIAGRAM PROCEDURE 1. PERFORM ACTIVE TEST USING TECHSTREAM (OPERATE VSV FOR ACIS) (a) Disconnect th ...