Toyota Avalon (XX50): Hybrid Vehicle Control Ecu

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / Hybrid / Battery Control / Hybrid Vehicle Control Ecu

Components

COMPONENTS

ILLUSTRATION

*1

HYBRID VEHICLE CONTROL ECU

*2

NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY

N*m (kgf*cm, ft.*lbf): Specified torque

-

-

Installation

INSTALLATION

PROCEDURE

1. INSTALL HYBRID VEHICLE CONTROL ECU

(a) Install the hybrid vehicle control ECU with the bolt and nut.

Torque:

Bolt :

8.0 N·m {82 kgf·cm, 71 in·lbf}

Nut :

5.5 N·m {56 kgf·cm, 49 in·lbf}

(b) Connect the 4 hybrid vehicle control ECU connectors.

2. INSTALL NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY

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3. INSTALL LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY

Click here

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 vehicle control ECU 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.

Disconnect cable from negative battery terminal

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 vehicle control ECU

Code registration (Smart key System (for Start Function))

  • Wireless door lock control system
  • Smart key system (for Entry Function)
  • Smart key system (for Start Function)
  • Steering lock function

CAUTION:

Be sure to read Precaution thoroughly before servicing.

Click here

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 LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY

Click here

2. REMOVE NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY

Click here

3. REMOVE HYBRID VEHICLE CONTROL ECU

(a) Disconnect the 4 hybrid vehicle control ECU connectors.

(b) Remove the bolt, nut and hybrid vehicle control ECU.

Vehicle Control History

Inverter With Converter

See More:

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

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