Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AYT4
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 - 08/2021]
Title: 2GR-FKS (ENGINE CONTROL): KNOCK SENSOR: REMOVAL; 2019 - 2021 MY Avalon [04/2018 - 08/2021]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during knock control sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

Click here 2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM (for Gasoline Model): CALIBRATION

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): INITIALIZATION

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for Gasoline Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM (for Gasoline Model): INITIALIZATION

Panoramic View Monitor System

2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for Gasoline Model): INITIALIZATION

  • Replacement of fuel injector assembly (for Port Injection)
  • Replacement of fuel injector assembly (for Direct Injection)
  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly
  • Replacement of knock control sensor

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

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

PROCEDURE

1. REMOVE FUEL DELIVERY PIPE

Click here 2019 - 2021 MY Avalon [04/2018 - 08/2021]; 2GR-FKS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL

2. REMOVE KNOCK CONTROL SENSOR

(a) Disconnect the 2 knock control sensor connectors.

*A

for Bank 1

*B

for Bank 2

(b) Remove the 2 bolts and 2 knock control sensors from the cylinder block sub-assembly.

NOTICE:

If a knock control sensor has been struck or dropped, replace it.