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

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 hybrid battery terminal block 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.

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Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane departure alert system (w/ Steering Control)

Pre-collision system

Intelligent clearance sonar system*

Lighting System (for HV Model with Cornering Light)

Memorize steering angle neutral point

Parking assist monitor system

Panoramic view monitor system

Replacement of hybrid battery terminal block

High voltage fuse accumulated load history reset

DTCs are stored

CAUTION:

  • Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.

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  • To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

NOTICE:

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

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PROCEDURE

1. REMOVE HV BATTERY

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2. REMOVE UPPER HV BATTERY COVER SUB-ASSEMBLY

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3. REMOVE NO. 1 HV BATTERY SHIELD PANEL

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4. REMOVE HYBRID BATTERY TERMINAL BLOCK

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Remove the bolt to separate the hybrid battery terminal block from the HV battery.

(b) Disconnect the 2 hybrid battery terminal block connectors to remove the hybrid battery terminal block.

NOTICE:

Insulate the disconnected high-voltage connectors with insulating tape.

    Installation

    Hv Battery Thermistor

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Battery Voltage Sensor: Installation
    INSTALLATION PROCEDURE 1. INSTALL BATTERY VOLTAGE SENSOR CAUTION: Be sure to wear insulated gloves and protective goggles. (a) Install the battery voltage sensor to the HV battery with the bolt. Torque: 7.5 N·m {76 kgf·cm, 66 in·lbf} NOTICE: Check color of the label. If the battery voltage sensor ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

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

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