Toyota Avalon 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 radio setting condenser removal/installation are shown below.

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

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function When Necessary Procedures are not Performed

Link

*: When performing learning using the Techstream.

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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 Gasoline Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic View Monitor System

CAUTION:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

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

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function When Necessary Procedures are not Performed

Link

*: When performing learning using the Techstream.

Click here

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

CAUTION:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

Click here

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the engine switch (for Gasoline Model) or power switch (for HV Model) 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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2. REMOVE LUGGAGE TRIM SERVICE HOLE COVER (for HV Model)

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3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

for A25A-FXS:

Click here

for 2GR-FKS:

Click here

CAUTION:

  • Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
  • If an airbag deploys for any reason, it may cause a serious injury.

4. REMOVE SPARE WHEEL COVER ASSEMBLY (w/ Seat Heater System)

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5. REMOVE LUGGAGE COMPARTMENT INNER TRIM PAD (w/ Seat Heater System)

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6. DISCONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY

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7. REMOVE REAR SEAT CUSHION ASSEMBLY

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8. REMOVE REAR SEAT CUSHION LOCK HOOK

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9. REMOVE REAR SIDE SEATBACK ASSEMBLY LH

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10. REMOVE RADIO SETTING CONDENSER (for High Mounted Stop Light)

NOTICE:

When a terminal cover is removed, the radio setting condenser must be replaced because the terminal covers and condenser are supplied as a set.

(a) Remove the bolt.

(b) Disengage the clamp and disconnect the radio setting condenser with wire harness from the vehicle body.

(c) Disengage the claw and pull out the cover as shown in the illustration.

Remove in this Direction

(d) Using a screwdriver, disengage the 6 claws and remove the 2 terminal covers with wire harness from the condenser as shown in the illustration.

Remove in this Direction

(e) Using a screwdriver, bend back and break off the claw as shown in the illustration.

HINT:

Use the same procedure for the other terminal cover.

(f) Remove the 2 terminal covers from the wire harness.

NOTICE:

  • Make sure to hold the crimped side of the terminal when disconnecting the wire harness from the terminal cover.
  • Make sure not to bend the exposed wire when disconnecting the wire harness from the terminal cover.
  • Check for deformation of the terminal after the wire harness has been removed from the terminal cover.

11. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH

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12. REMOVE ROOF SIDE RAIL GARNISH ASSEMBLY LH

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13. REMOVE ROOF SIDE INNER GARNISH LH

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14. REMOVE RADIO SETTING CONDENSER (for Window Defogger)

NOTICE:

When the terminal cover is removed, the radio setting condenser must be replaced because the terminal cover and condenser are supplied as a set.

(a) Remove the bolt.

(b) Disengage the clamp and disconnect the radio setting condenser with wire harness from the vehicle body.

(c) Using a screwdriver, disengage the 3 claws and remove the terminal cover with wire harness from the condenser as shown in the illustration.

Remove in this Direction

(d) Using a screwdriver, bend back and break off the claw as shown in the illustration.

(e) Remove the terminal cover from the wire harness.

NOTICE:

  • Make sure to hold the crimped side of the terminal when disconnecting the wire harness from the terminal cover.
  • Make sure not to bend the exposed wire when disconnecting the wire harness from the terminal cover.
  • Check for deformation of the terminal after the wire harness has been removed from the terminal cover.
    On-vehicle Inspection

    Pillar Speaker

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