Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

This procedure includes the installation of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.

Refer to PRECAUTION [11/2021 - ]

COMPONENTS (INSTALLATION)

Fig 1: Cylinder Head Gasket Installation Components With Torque Specifications (1 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
1	CYLINDER HEAD GASKET	11115	See step 1	-	-
2	CYLINDER HEAD SUB-ASSEMBLY	11101	See step 2	-	-

*1	CYLINDER HEAD SET BOLT	*2	PLATE WASHER
	Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf)	•	Non-reusable part
*T1	1st: 90 (918, 66) 2nd: Turn 90° 3rd: Turn 90°	-	-

Fig 2: Cylinder Head Gasket Installation Components With Torque Specifications (2 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
3	OIL COOLER PIPE GASKET	16258B	-	-	-
4	OIL COOLER GASKET	15785	-	-	-
5	OIL COOLER ASSEMBLY	15710	See step 5	-	-
6	SPARK PLUG	19100P	See step 6	-	-
7	HEATER WATER HOSE BRACKET	87264	-	-	-
8	NO. 2 MANIFOLD STAY	17119	-	-	-
9	WATER INLET HOUSING	16323	-	-	-
10	WIRE HARNESS	-	See step 10	-	-

	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
•	Non-reusable part	-	-

Fig 3: Cylinder Head Gasket Installation Components With Torque Specifications (3 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
11	PORT FUEL INJECTOR ASSEMBLY	23250F	See step 11	-	-
12	NO. 5 ENGINE WIRE	82125N	-	-	-
13	INJECTOR VIBRATION INSULATOR	23291	-	-	-
14	FUEL DELIVERY SPACER	23891	-	-	-
15	FUEL DELIVERY PIPE	23814B	See step 15	-	-
16	NO. 2 WATER BY-PASS PIPE	16278	-	-	-

	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
•	Non-reusable part	-	-

Fig 4: Cylinder Head Gasket Installation Components With Torque Specifications (4 Of 5)

Callout - Procedure		Part Name Code
17	TURBOCHARGER SUB-ASSEMBLY	17201	See step 17	-	-
18	NO. 1 TURBO OIL OUTLET GASKET	15472	See step 18	-	-
19	NO. 1 TURBO OIL PIPE	15481	See step 19	-	-
20	MANIFOLD STAY	17118	-	-	-
21	NO. 1 TURBO INSULATOR	17271	-	-	-

*1	TURBO OIL INLET GASKET	*2	OIL PIPE UNION BOLT
*3	GASKET	*4	EXHAUST MANIFOLD TO HEAD GASKET
	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
•	Non-reusable part	-	-

Fig 5: Cylinder Head Gasket Installation Components With Torque Specifications (5 Of 5)

Callout - Procedure		Part Name Code
22	WATER OUTLET GASKET	16341	See step 22	-	-
23	FRONT WATER BY-PASS JOINT	16355	-	-	-
24	WATER CONTROL VALVE	16342	-	-	-
25	INTAKE MANIFOLD WITH INTERCOOLER ASSEMBLY	-	See step 25	-	-
26	ENGINE OIL LEVEL DIPSTICK GUIDE	11452	See step 26	-	-
27	NO. 5 WATER BY-PASS HOSE	16282	-	-	-
28	NO. 4 WATER BY-PASS HOSE	16281N	See step 28	-	-
29	NO. 4 TURBO WATER HOSE	16287	See step 29	-	-
30	NO. 3 WATER BY-PASS HOSE	16267	See step 30	-	-
31	NO. 1 TURBO WATER HOSE	16284	See step 31	-	-
32	DRIVE SHAFT BEARING BRACKET	43457	-	-	-
33	CAMSHAFT HOUSING SUB-ASSEMBLY	11103	-	-	-

*1	ENGINE OIL LEVEL DIPSTICK	*2	GASKET
*3	FUEL DELIVERY GUARD	-	-
	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
•	Non-reusable part	-	-