Lexus ES: Knock Sensor

Components

COMPONENTS

ILLUSTRATION

*1	KNOCK CONTROL SENSOR	-	-
	N*m (kgf*cm, ft.*lbf): Specified torque	-	-

Inspection

INSPECTION

PROCEDURE

1. INSPECT KNOCK CONTROL SENSOR

(a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 25°C (77°F) 120 to 280 kΩ If the result is not as specified, replace the knock control sensor.

*a Component without harness connected (Knock Control Sensor)

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 KNOCK CONTROL SENSOR

HINT:

Perform "Inspection After Repair" after replacing the knock control sensor.

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(a) Install the knock control sensor to the cylinder block sub-assembly with the bolt so that the knock control sensor installation position is as shown in the illustration. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf} NOTICE: If the knock control sensor has been struck or dropped, replace it. Make sure that the knock control sensor is in the correct position.

*a Top *b Right of Vehicle *c 15° *d 5°

(b) Connect the knock control sensor connector.

2. INSTALL GENERATOR ASSEMBLY

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3. PERFORM INITIALIZATION

(a) Perform "Inspection After Repair" after replacing the knock control sensor.

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