Toyota Avalon Service & Repair Manual: Installation

INSTALLATION

CAUTION / NOTICE / HINT

PROCEDURE

1. INSTALL REAR CORNER ULTRASONIC SENSOR RETAINER

HINT:

  • Perform this procedure only when replacement of the rear corner ultrasonic sensor retainer is necessary.
  • If a rear corner ultrasonic sensor retainer has been removed, replace it with a new one.
  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

(a) Clean the surface of the rear bumper assembly.

(1) Remove any remaining double-sided tape from the rear bumper assembly.

(2) Wipe off any adhesive residue with cleaner.

(b) Cover the sensor installation hole with a 27 mm (1.06 in.) circular piece of tape.

*a

27 mm (1.06 in.)

(c) Using a brush or felt, apply primer or equivalent to the rear corner ultrasonic sensor retainer installation area.

NOTICE:

  • Use a clean brush or felt.
  • Do not touch the rear bumper assembly until the primer has dried.

Primer

(d) Confirm that the primer has completely dried by touching the rear bumper assembly. Then remove the tape.

(e) Peel off the release paper from a new rear corner ultrasonic sensor retainer.

(f) Align the rear corner ultrasonic sensor retainer with the mark on the rear bumper assembly and install it as shown in the illustration.

NOTICE:

  • Ensure that the rear corner ultrasonic sensor retainer is within the scribed line.
  • The double-sided tape of a rear corner ultrasonic sensor retainer will deteriorate if it is detached. Make sure to replace the rear corner ultrasonic sensor retainer with a new one when reattachment is necessary.

HINT:

Press the area shown in the illustration with a force of 30 N (3.0 kgf) for 3 seconds to securely install the rear corner ultrasonic sensor retainer to the rear bumper assembly. Confirm there is no clearance between the rear corner ultrasonic sensor retainer and rear bumper assembly.

*a

Scribed Line

Press area

2. INSTALL REAR CENTER ULTRASONIC SENSOR RETAINER

HINT:

  • Perform this procedure only when replacement of the rear center ultrasonic sensor retainer is necessary.
  • If a rear center ultrasonic sensor retainer has been removed, replace it with a new one. Install the rear center ultrasonic sensor with a new rear center ultrasonic sensor retainer as a set to the rear bumper assembly.
  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

(a) Engage the 2 claws to install a new rear center ultrasonic sensor retainer to the rear center ultrasonic sensor.

(b) Clean the surface of the rear bumper assembly.

(1) Remove any remaining double-sided tape from the rear bumper assembly.

(2) Wipe off any adhesive residue with cleaner.

(c) Cover the sensor installation hole with a 19 mm (0.748 in.) circular piece of tape.

*a

19 mm (0.748 in.)

(d) Using a brush or felt, apply primer or equivalent to the rear center ultrasonic sensor retainer installation area.

NOTICE:

  • Use a clean brush or felt.
  • Do not touch the rear bumper assembly until the primer has dried.

Primer

(e) Confirm that the primer has completely dried by touching the rear bumper assembly. Then remove the tape.

(f) Peel off the release paper from the rear center ultrasonic sensor retainer.

(g) Align the rear center ultrasonic sensor retainer with rear center ultrasonic sensor with the mark on the rear bumper assembly and install it as shown in the illustration.

NOTICE:

  • Ensure that the sensor tip is correctly inserted into the sensor installation hole of the rear bumper assembly.
  • Ensure that the rear center ultrasonic sensor retainer is within the scribed line.
  • The double-sided tape of a rear center ultrasonic sensor retainer will deteriorate if it is detached. Make sure to replace the rear center ultrasonic sensor retainer with a new one when reattachment is necessary.

HINT:

Press the area shown in the illustration with a force of 30 N (3.0 kgf) for 3 seconds to securely install the rear center ultrasonic sensor retainer to the rear bumper assembly. Confirm there is no clearance between the rear center ultrasonic sensor retainer and rear bumper assembly.

*a

Scribed Line

Press area

3. INSTALL ULTRASONIC SENSOR CLIP

HINT:

  • Perform this procedure only when replacement of the ultrasonic sensor clip is necessary.
  • Use the same procedure for all ultrasonic sensor clips.

(a) Engage the clamp to install the ultrasonic sensor clip to the wire.

4. INSTALL REAR CORNER ULTRASONIC SENSOR

HINT:

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

(a) Engage the 2 claws to install the rear corner ultrasonic sensor as shown in the illustration.

Install in this Direction

(b) Connect the connector.

5. INSTALL REAR CENTER ULTRASONIC SENSOR

HINT:

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

(a) When replacing only the rear center ultrasonic sensor:

(1) Engage the 2 claws to install the rear center ultrasonic sensor as shown in the illustration.

Install in this Direction

(b) Engage the 4 claws as shown in the illustration.

Install in this Direction

(c) Connect the connector.

6. INSTALL REAR BUMPER ASSEMBLY

Click here

7. PERFORM CALIBRATION

for Gasoline Model: Click here

for HV Model: Click here

SST: 09989-00020

    Inspection

    Removal

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