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 [03/2022 - ] (1 Of 2)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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	See step 6	-	-
7	WIRE HARNESS CLAMP BRACKET	82715	-	-	-
8	AIR FUEL RATIO SENSOR (for Sensor 1)	89467B	See step 8	-	-

*a	Type A: x 3 Type B: x 5	*b	Type A: x 3 Type B: x 6
	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 [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