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 (XX50) 2019-2022 Service & Repair Manual > Air Fuel Ratio Sensor: Installation
INSTALLATION PROCEDURE 1. INSTALL AIR FUEL RATIO SENSOR (for Bank 1) HINT: Perform "Inspection After Repair" after replacing the air fuel ratio sensor. Click here (a) Using SST, install the air fuel ratio sensor to the exhaust manifold assembly RH (TWC: Front Catalyst). SST: 09224-00012 Torque: Spec ...