On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT INTAKE AIR CONTROL VALVE (for ACIS) (a) Remove the V-bank cover sub-assembly. Click here
(c) Connect a hose and vacuum pump to the intake air control valve (for ACIS).
(e) Using the vacuum pump, apply a vacuum to the intake air control valve (for ACIS). Check that there is no change in vacuum after 1 minute. If the operation is not as specified, replace the intake air surge tank assembly. (f) Disconnect the hose and vacuum pump from the intake air control valve (for ACIS). (g) Connect the vacuum hose sub-assembly to the intake air control valve (for ACIS). (h) Install the V-bank cover sub-assembly. Click here
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Toyota Avalon Service & Repair Manual > Repair Instruction: Inspection Mode Procedure
INSPECTION MODE PROCEDURE INSPECTION MODE (for HV Model) NOTICE: When operating the vehicle in an inspection mode for an operation such as a speedometer test, a DTC may be stored. Therefore, if the warning light illuminates, check for DTCs using the Techstream and clear the DTCs. HINT: If the engine ...