Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001B3TR
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 - 08/2021]
Title: MAINTENANCE: 2GR-FKS BATTERY: 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 battery 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

PROCEDURE

1. PRECAUTION

NOTICE:

  • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

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

  • When replacing the battery, use a new battery of the same dimensions with a capacity of 70 Ah or more at a 20-hour rate.

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

(a) Loosen the nut, and disconnect the cable from the negative (-) battery terminal.

NOTICE:

When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2021 MY Avalon Avalon HV [08/2020 - 08/2021]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION

3. REMOVE BATTERY

(a) Disengage the 2 claws and remove the battery terminal cap from the positive (+) battery terminal in the order shown in the illustration.

*a

Side View of Claws

Push Battery Terminal Cap Here

Push

(b) Loosen the nut and disconnect the cable from the positive (+) battery terminal.

(c) Remove the bolt and No. 2 battery clamp from the battery clamp sub-assembly.

Remove in this Direction

(d) Remove the battery from the vehicle.