Caution / Notice / Hint

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.

COMPONENTS (INSTALLATION)

Fig 1: Engine Unit Installation Components With Torque Specifications (1 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
1	WATER PUMP PULLEY	16173	See step 1	-	-
2	IGNITION COIL ASSEMBLY	19500	See step 2	-	-
3	FUEL HOSE BRACKET	23881B	-	-	-
4	WIRE HARNESS CLAMP BRACKET	-	-	-	-
5	NO. 6 WATER BY-PASS HOSE	16283	-	-	-
6	NO. 2 WATER BY-PASS HOSE	16264	-	-	-
7	NO. 2 VENTILATION HOSE	-	-	-	-
8	VENTILATION HOSE	12261	-	-	-
9	NO. 1 ENGINE COVER	12611	-	-	-

N.m (kgf/cm, ft.lbf): Specified torque

Fig 2: Engine Unit Installation Components With Torque Specifications (2 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
10	FUEL PUMP LIFTER ASSEMBLY	23470	See step 10	-	-
11	FUEL PUMP SPACER GASKET	23224D	-	-	-
12	TEMPORARILY INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY	23100X	See step 12	-	-
13	TEMPORARILY INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY	23801P	See step 13	-	-
14	INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY	23100X	See step 14	-	-
15	INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY	23801P	See step 15	-	-
16	FUEL PUMP PROTECTOR	23214A	-	-	-

*1	FUEL PUMP LIFTER GUIDE	-	-
	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
*	For use with a union nut wrench	•	Non-reusable part

Fig 3: Engine Unit Installation Components With Torque Specifications (3 Of 5)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Procedure		Part Name Code
17	NO. 1 INTAKE MANIFOLD TO HEAD GASKET	17177	See step 17	-	-
18	INTAKE MANIFOLD	17111	See step 18	-	-
19	REAR ENGINE MOUNTING STAY RH	12327	-	-	-
20	WIRE HARNESS CLAMP BRACKET	-	-	-	-
21	NO. 1 FUEL HOSE	23801F	See step 21	-	-

N.m (kgf/cm, ft.lbf): Specified torque

•

Non-reusable part

Fig 4: Engine Unit Installation Components With Torque Specifications (4 Of 5)

Procedure		Part Name Code
22	AIR SURGE TANK TO INTAKE MANIFOLD GASKET	17176	-	-	-
23	INTAKE AIR SURGE TANK ASSEMBLY	17190	See step 23	-	-
24	NO. 2 SURGE TANK STAY	17126	See step 24	-	-
25	WATER BY-PASS HOSE SUB-ASSEMBLY	-	-	-	-
26	VENTILATION HOSE	12261	See step 26	-	-
27	INSTALL WATER BY-PASS HOSE	16261	-	-	-
28	NO. 2 WATER BY-PASS PIPE	16278	-	-	-
29	THROTTLE BODY GASKET	22271	See step 29	-	-
30	THROTTLE BODY WITH MOTOR ASSEMBLY	22030	See step 30	-	-
31	NO. 2 WATER BY-PASS HOSE	16264	See step 31	-	-
32	CONNECT WATER BY-PASS HOSE	16261	See step 32	-	-

	N.m (kgf/cm, ft.lbf): Specified torque	•	Non-reusable part
	Do not apply lubricants to the threaded parts	-	-

Fig 5: Engine Unit Installation Components With Torque Specifications (5 Of 5)

Procedure		Part Name Code
33	NO. 5 CYLINDER BLOCK INSULATOR	12585	-	-	-
34	NO. 4 CYLINDER BLOCK INSULATOR	12584	-	-	-
35	NO. 1 COMPRESSOR MOUNTING BRACKET	88431	See step 35	-	-
36	HV WATER PUMP BRACKET	G9141F	See step 36	-	-
37	COMPRESSOR WITH MOTOR ASSEMBLY	88370	See step 37	-	-
38	V-RIBBED BELT	16361A	See step 38	-	-
39	ENGINE OIL LEVEL DIPSTICK GUIDE	11452	See step 39	-	-
40	DRIVE SHAFT BEARING BRACKET	43457	See step 40	-	-

*1	ENGINE OIL LEVEL DIPSTICK	*2	BRACKET
	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		Do not apply lubricants to the threaded parts