Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

INSTALLATION

PROCEDURE

1. INSTALL KNOCK CONTROL SENSOR

HINT:

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

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(a) Temporarily install the 2 knock control sensors to the cylinder block sub-assembly with the 2 bolts so that the knock control sensor installation position is as shown in the illustration.

*A	for Bank 1
*B	for Bank 2
*a	View A
*b	View B
*c	Top
*d	Engine Front
*e	Engine Rear
*f	5°
*g	10°
	Engine Front
	View A
	View B

NOTICE:

• If a knock control sensor has been struck or dropped, replace it.
• Make sure that the knock control sensor is installed in the correct position.

(b) Tighten the bolt (A). Torque: 20 N·m {204 kgf·cm, 15 ft·lbf}

*a Torque Wrench Fulcrum Length *b 10 mm Union Nut Wrench

(c) Using a 10 mm union nut wrench, tighten the bolt (B).

Torque:

Specified tightening torque :

20 N·m {204 kgf·cm, 15 ft·lbf}

HINT:

• Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

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• When using a 10 mm union nut wrench (fulcrum length of 22 mm (0.866 in.)) + torque wrench (fulcrum length of 162 mm (6.38 in.)):

  17.6 N*m (179 kgf*cm, 13 ft.*lbf)

(d) Connect the 2 knock control sensor connectors.

2. INSTALL FUEL DELIVERY PIPE

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3. PERFORM INITIALIZATION

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

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