Caution / Notice / Hint
WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. 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 [11/2021 - 03/2022] (1 Of 2)
| 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 | - | - | - |
| 6 | NO. 1 EXHAUST MANIFOLD HEAT INSULATOR | 17167 | - | - | - |
| 7 | WIRE HARNESS CLAMP BRACKET | 82715 | - | - | - |
| 8 | AIR FUEL RATIO SENSOR (for Sensor 1) | 89467B | See step 8 | - | - |
| N.m (kgf/cm, ft.lbf): Specified torque | • | Non-reusable part |
Fig 2: Exhaust Manifold Installation Components With Torque Specifications [11/2021 - 03/2022] (2 Of 2)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 9 | COWL VENTILATOR PANEL SUB-ASSEMBLY | 55704B | - | - | - |
| 10 | COWL VENTILATOR SPLASH SHIELD | 55752A | - | - | - |
| 11 | WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY | - | - | - | - |
| 12 | FRONT FENDER HOOD SEAL RH | 53388D | - | - | - |
| 13 | FRONT FENDER HOOD SEAL LH | 53389B | - | - | - |
| 14 | FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst) | 17410 | - | - | - |
| 15 | INSPECT FOR EXHAUST GAS LEAK | - | - | - | See step 15 |
| 16 | NO. 2 ENGINE UNDER COVER ASSEMBLY | 51420 | - | - | - |
| N.m (kgf/cm, ft.lbf): Specified torque | • | Non-reusable part |