Caution / Notice / Hint
WARNING: This page is about a different car, the 2025 Lexus RX 450h+, 2025 Lexus RX 350h, 2024 Lexus RX 450h+, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENTS (INSTALLATION)
Fig 1: Exhaust Manifold Installation Components With Torque Specifications [10/2022 - 08/2023] (1 Of 4)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 1 | NO. 2 EXHAUST MANIFOLD HEAT INSULATOR | 17168 | - | - | - |
| 2 | EXHAUST MANIFOLD TO HEAD GASKET | 17173 | - | - | - |
| 3 | EXHAUST MANIFOLD (TWC: Front Catalyst) | 17141 | See step 3 | - | - |
| 4 | MANIFOLD STAY | 17118 | See step 4 | - | - |
| 5 | NO. 1 FRONT FLOOR HEAT INSULATOR | 58151 | See step 5 | - | - |
| 6 | NO. 1 EXHAUST MANIFOLD HEAT INSULATOR | 17167 | See step 6 | - | - |
| 7 | WIRE HARNESS CLAMP BRACKET | 82715 | - | - | - |
| 8 | AIR FUEL RATIO SENSOR (for Sensor 1) | 89467B | - | - | - |
| N.m (kgf/cm, ft.lbf): Specified torque | * | For use with a union nut wrench | |
| • | Non-reusable part | - | - |
Fig 2: Exhaust Manifold Installation Components With Torque Specifications [10/2022 - 08/2023] (2 Of 4)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 9 | OUTER COWL TOP PANEL SUB-ASSEMBLY | 55701J | - | - | - |
| 10 | WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY | - | - | - | - |
| Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) | N.m (kgf/cm, ft.lbf): Specified torque |
Fig 3: Exhaust Manifold Installation Components With Torque Specifications [10/2022 - 08/2023] (3 Of 4)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 11 | FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst) | 17410 | See step 11 | - | - |
| 12 | ADD ENGINE COOLANT (for Engine) | - | - | See step 12 | - |
| 13 | INSPECT FOR COOLANT LEAK (for Engine) | - | - | - | See step 13 |
| 14 | INSPECT FOR EXHAUST GAS LEAK | - | - | - | See step 14 |
| N.m (kgf/cm, ft.lbf): Specified torque | • | Non-reusable part |
Fig 4: Exhaust Manifold Installation Components With Torque Specifications [10/2022 - 08/2023] (4 Of 4)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 15 | FRONT FLOOR COVER LH | 58166A | - | - | - |
| 16 | NO. 2 ENGINE UNDER COVER ASSEMBLY | 51420 | - | - | - |
| N.m (kgf/cm, ft.lbf): Specified torque | - | - |