Lexus ES: Water Pump

Components

COMPONENTS

ILLUSTRATION

*1	ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING)	*2	GASKET
*3	STUD BOLT	-	-
	N*m (kgf*cm, ft.*lbf): Specified torque	●	Non-reusable part

Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

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

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PROCEDURE

1. INSTALL ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING)

(a) Using an E8 "TORX" socket wrench, install the stud bolt.

Torque:

9.8 N·m {100 kgf·cm, 87 in·lbf}

(b) Install a new gasket to the engine water pump assembly (water inlet housing).

HINT:

Be sure to clean the contact surfaces.

(c) Install the engine water pump assembly (water inlet housing) to the cylinder block assembly with the 4 bolts.

Torque:

43 N·m {438 kgf·cm, 32 ft·lbf}

(d) Connect the engine water pump assembly (water inlet housing) connector.

(e) Align the protrusion of the engine water pump assembly (water inlet housing) with the cutout in the sensor wire clamp.

*a Protrusion *b Cutout

(f) Using an 8 mm socket wrench, connect the sensor wire to the engine water pump assembly (water inlet housing) with the bolt.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

(g) Connect the sensor wire connector.

2. INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

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