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.
- DRAIN COOLANT (for Inter cooler)
Refer to PROCEDURE - Step 4
- REMOVE PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY (for AWD)
Refer to REMOVAL [10/2022 - ]
- REMOVE FRONT EXHAUST PIPE ASSEMBLY (for 2WD)
See step 2 - 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
Refer to PROCEDURE - Step 26 - REMOVE NO. 3 ENGINE COVER
Refer to PROCEDURE - Step 27
- REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY
See step 5
- DISCONNECT ENGINE WIRE
- DISCONNECT PURGE VALVE (NO. 1 VACUUM SWITCHING VALVE ASSEMBLY)
- DISCONNECT NO. 1 VENTILATION PRESSURE SENSOR HOSE
- REMOVE AIR TUBE ASSEMBLY
See step 9 - REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
- REMOVE VACUUM REGULATING VALVE ASSEMBLY
- REMOVE COMPRESSOR INLET ELBOW SUB-ASSEMBLY
- REMOVE DASH PANEL HEAT INSULATOR
- REMOVE AIR FUEL RATIO SENSOR (for Sensor 1)
Refer to PROCEDURE - Step 5 - REMOVE NO. 1 TURBO INSULATOR
- DISCONNECT NO. 3 TURBO WATER HOSE
- DISCONNECT NO. 2 TURBO WATER HOSE
- REMOVE NO. 1 HEAT INSULATOR BRACKET
- SEPARATE CONVERTER WITH CATALYST ASSEMBLY NOTE:
If a stud bolt is deformed or its threads are damaged, replace it.
- REMOVE EXHAUST PIPE CLAMP
- REMOVE TURBOCHARGER SUB-ASSEMBLY NOTE:
If a stud bolt is deformed or its threads are damaged, replace it.
- Remove the 2 nuts from the bottom of the vehicle and disconnect the No. 1 turbo oil pipe from the turbocharger sub-assembly.
- Rotate the converter with catalyst assembly in vehicle outer side to secure removal space.
- Remove the 4 nuts.
- Using an E10 "TORX" socket wrench, remove the 4 stud bolts from the cylinder head sub-assembly.
- REMOVE TURBINE OUTLET ELBOW GASKET
- REMOVE NO. 1 TURBO WATER PIPE SUB-ASSEMBLY