Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AYT1
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 -           ]
Title: 2GR-FKS (ENGINE CONTROL): KNOCK SENSOR: INSTALLATION; 2019 - 2022 MY Avalon [04/2018 -        ]

INSTALLATION

PROCEDURE

1. INSTALL KNOCK CONTROL SENSOR

HINT:

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

Click here 2019 MY Avalon [04/2018 - 08/2019]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 - 2022 MY Avalon [08/2019 -        ]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

(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

*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.

    Click here 2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

  • 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

Click here 2019 - 2022 MY Avalon [04/2018 -        ]; 2GR-FKS (FUEL): FUEL INJECTOR (for Direct Injection): INSTALLATION

3. PERFORM INITIALIZATION

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

Click here 2019 MY Avalon [04/2018 - 08/2019]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 - 2022 MY Avalon [08/2019 -        ]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION