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 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

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)

Disconnect cable from negative auxiliary 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 Gasoline Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic View Monitor System

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

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)

Disconnect cable from negative auxiliary 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

  • Be sure to read Precaution thoroughly before servicing.

    for Gasoline Model: Click here

    for HV Model: Click here

  • 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

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

2. DISCONNECT SEPARATE TYPE FRONT SEATBACK COVER

Click here

3. REMOVE FRONT SEAT FRONT CUSHION SHIELD

Click here

4. REMOVE FRONT SEAT CUSHION SHIELD

Click here

5. REMOVE FRONT SEAT INNER CUSHION SHIELD

Click here

6. REMOVE SEPARATE TYPE FRONT SEATBACK ASSEMBLY

Click here

7. REMOVE FRONT SEAT HEADREST SUPPORT

Click here

8. REMOVE SEPARATE TYPE FRONT SEATBACK COVER WITH PAD

Click here

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.
    On-vehicle Inspection

    Knee Airbag Assembly(for Driver Side)

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lane Departure Alert System (w/ Steering Control)(for Hv Model): Vehicle Speed Tolerance Malfunction (C1AA2)
    DESCRIPTION The forward recognition camera receives vehicle speed tolerance signals from the combination meter assembly. If the combination meter assembly detects a vehicle speed tolerance malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA2 is stored. D ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

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

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