Installation [06/2018 - ]: Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 350, 2023 Lexus ES 350, 2022 Lexus ES 350, 2021 Lexus ES 350, and 2020 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL ENGINE WATER PUMP ASSEMBLY

Install a new water pump gasket and the engine water pump assembly with the 15 bolts.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Bolt (A)

Torque: 43 N.m (438 kgf/cm, 32 ft.lbf)

Bolt (B)

Torque: 21 N.m (214 kgf/cm, 15 ft.lbf)

Bolt (C)

Torque: 11 N.m (112 kgf/cm, 8 ft.lbf)

Standard Length

Item	Length
Bolt (A)	60 mm (2.36 in.)
Bolt (B)	55 mm (2.17 in.)
Bolt (C)	22 mm (0.866 in.)

NOTE:

Make sure that there is no oil on the threads of the bolts (A) and (B).
Do not start the engine for at least 1 hour after installation.

INSTALL WATER PUMP PULLEY

Temporarily install the water pump pulley with the 4 bolts.

Using a screwdriver or equivalent with its tip wrapped in protective tape, hold the water pump pulley.

*a	Protective Tape
*b	Hold
*c	Turn

Fully tighten the 4 bolts.
Torque: 21 N.m (214 kgf/cm, 15 ft.lbf)

INSTALL NO. 2 IDLER PULLEY SUB-ASSEMBLY
1. Install the No. 2 idler pulley sub-assembly with the bolt.
  Torque: 54 N.m (551 kgf/cm, 40 ft.lbf)
INSTALL V-RIBBED BELT
Refer to INSTALLATION [06/2018 - ]
INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
Refer to INSTALLATION [06/2018 - ]