Removal [07/2020 - ]: Procedure

REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
Refer to PROCEDURE - Step 19 [07/2020 - 10/2022] , or refer to PROCEDURE - Step 19 [10/2022 - ]

REMOVE AIR FUEL RATIO SENSOR

WARNING:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Disengage the 3 wire harness clamps.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Using SST, remove the air fuel ratio sensor from the exhaust manifold (TWC: Front Catalyst).

NOTE:

If the air fuel ratio sensor has been struck or dropped, replace it.