Removal [10/2022 - ]: Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2025 Lexus RX 500h, 2025 Lexus RX 350, 2024 Lexus RX 500h, 2024 Lexus RX 350, and 2023 Lexus RX 500h. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY
Refer to REMOVAL [10/2022 - ]
REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY
Refer to PROCEDURE - Step 3 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 3 [08/2023 - ]

REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY

for 1Motor-HEV Model:
Refer to PROCEDURE - Step 22
for Gasoline Model:
Refer to PROCEDURE - Step 26

REMOVE NO. 3 ENGINE COVER
- for 1Motor-HEV Model:
  Refer to PROCEDURE - Step 23
- for Gasoline Model:
  Refer to PROCEDURE - Step 27

REMOVE AIR FUEL RATIO SENSOR

GTY1131928

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Disengage the 4 wire harness clamps.
Disconnect the air fuel ratio sensor connector.
Using SST, remove the air fuel ratio sensor from the converter with catalyst assembly.
- SST: 09224-00012
NOTE:
If the air fuel ratio sensor has been struck or dropped, replace it.