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.

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 [10/2022 - ]

COMPONENTS (INSTALLATION)

Fig 1: Fuel Pump (For High Pressure) Installation Components With Torque Specifications [08/2023 - ] (1 Of 2)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Callout - Procedure		Part Name Code
1	FUEL PUMP LIFTER ASSEMBLY	23470	See step 1	-	-
2	FUEL PUMP SPACER GASKET	23224D	-	-	-
3	TEMPORARILY INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY	23100X	See step 3	-	-
4	TEMPORARILY INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY	23801P	See step 4	-	-
5	INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY	23100X	See step 5	-	-
6	INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY	23801P	See step 6	-	-
7	FUEL TUBE SUB-ASSEMBLY	23910A	See step 7	-	-
8	FUEL PIPE CLAMP	23841K	-	-	-
9	NO. 2 WATER BY-PASS PIPE	16278	See step 9	-	-
10	THROTTLE BODY WITH MOTOR ASSEMBLY	22030	-	-	-

*1	FUEL PUMP FLANGE	-	-
	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 2: Fuel Pump (For High Pressure) Installation Components [08/2023 - ] (2 Of 2)

Procedure		Part Name Code
11	CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL	-	-	-	-
12	BATTERY SERVICE COVER PLATE	58491E	-	-	-
13	INSPECT FOR FUEL LEAK	-	-	-	See step 13
14	INSPECT FOR ENGINE OIL LEAK	-	-	-	See step 14
15	PERFORM INITIALIZATION	-	-	-	See step 15
16	INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL	-	-	-	See step 16

w/o Spare Tire

w/ Spare Tire