Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001ARAL
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 - 08/2021]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: FRONT SEAT SIDE AIRBAG ASSEMBLY: REMOVAL; 2019 - 2021 MY Avalon Avalon HV [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 front seat airbag assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model)

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

Removal/installation of the front passenger seat

Zero point calibration (Occupant Classification System)

  • Occupant Classification System
  • Passenger airbag ON/OFF indicator
  • Airbag System (Front passenger side)
  • Seat Belt Warning System (Front passenger)

2019 - 2022 MY Avalon [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for Gasoline Model): INITIALIZATION

Disconnect cable from negative auxiliary battery terminal

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

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)

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 HV [04/2018 -        ]; PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM (for HV Model): CALIBRATION

Removal/installation of the front passenger seat

Zero point calibration (Occupant classification system)

  • Occupant classification system
  • Passenger airbag ON/OFF indicator
  • Airbag system (Front passenger side)
  • Seat belt warning system (Front passenger)

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): INITIALIZATION

Disconnect cable from negative auxiliary battery terminal

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

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

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for HV Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

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

Panoramic View Monitor System

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

  • Be sure to read Precaution thoroughly before servicing.

    for Gasoline Model: Click here 2019 - 2020 MY Avalon [04/2018 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for Gasoline Model): PRECAUTION 2021 - 2022 MY Avalon [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for Gasoline Model): PRECAUTION

    for HV Model: Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for HV Model): PRECAUTION

  • Wear protective gloves. Sharp areas on the parts may injure your hands.

NOTICE:

If a front seat airbag assembly has been deployed, replace the front seat airbag assembly, front seatback frame sub-assembly, separate type front seatback pad and separate type front seatback cover with the necessary parts in accordance with the extent of the collision damage.

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY

HINT:

  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

PROCEDURE

1. REMOVE FRONT SEAT ASSEMBLY

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: REMOVAL 2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: FRONT SEAT ASSEMBLY: REMOVAL

2. DISCONNECT SEPARATE TYPE FRONT SEATBACK COVER

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

3. REMOVE FRONT SEAT FRONT CUSHION SHIELD

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

4. REMOVE FRONT SEAT CUSHION SHIELD

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

5. REMOVE FRONT SEAT INNER CUSHION SHIELD

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

6. REMOVE SEPARATE TYPE FRONT SEATBACK ASSEMBLY

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

7. REMOVE FRONT SEAT HEADREST SUPPORT

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

8. REMOVE SEPARATE TYPE FRONT SEATBACK COVER WITH PAD

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+ 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; SEAT: FRONT SEAT ASSEMBLY: DISASSEMBLY+

9. REMOVE FRONT SEAT AIRBAG ASSEMBLY

CAUTION:

When storing the front seat airbag assembly, keep the airbag deployment side facing upward.

Deployment Side

(a) Disengage the clamp.

(b) Remove the 2 nuts and front seat airbag assembly.

NOTICE:

  • Do not reuse the nuts.
  • Make sure that the front seatback frame sub-assembly is not deformed. If it is deformed, replace it with a new one.