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 rear trailing arm 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

Rear wheel alignment adjustment

Perform system variant learning and acceleration sensor zero point calibration.

  • VSC disabled or malfunctioning
  • DTCs are output
  • Slip indicator light illuminated
  • ABS warning light illuminated

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement.)

  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Intelligent Clearance Sonar System
  • Intuitive Parking Assist System

Rear television camera assembly optical axis adjustment (Back camera position setting)

Parking Assist Monitor System

for Initialization

for Calibration

  • Parking assist ECU initialization
  • Adjust steering angle
  • Television camera assembly optical axis adjustment (Back camera position setting)

Panoramic View Monitor System

for Initialization

for Calibration

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

Rear wheel alignment adjustment

  1. Clear zero point calibration data.
  2. Perform yaw rate and acceleration sensor zero point calibration.
  • DTCs are stored
  • ABS warning light illuminates
  • Brake warning light / yellow (minor malfunction) illuminates
  • Slip indicator light illuminates
  • VSC disabled or malfunctions

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement.)

  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Intelligent Clearance Sonar System
  • Intuitive Parking Assist System

Rear television camera assembly optical axis adjustment (Back camera position setting)

Parking Assist Monitor System

for Initialization

for Calibration

  • Parking assist ECU initialization
  • Adjust steering angle
  • Television camera assembly optical axis adjustment (Back camera position setting)

Panoramic View Monitor System

for Initialization

for Calibration

HINT:

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

PROCEDURE

1. REMOVE REAR WHEEL

Click here

2. REMOVE NO. 2 FLOOR UNDER COVER (for Gasoline Model)

(a) for LH Side:

Click here

3. REMOVE NO. 1 FLOOR UNDER COVER (for Gasoline Model)

(a) for RH Side:

Click here

4. REMOVE NO. 2 FLOOR UNDER COVER (for HV Model)

(a) for LH Side:

(1) Remove the bolt and clip (A).

(2) Disengage the 2 grommets (B) and clip (C) to remove the No. 2 floor under cover.

5. REMOVE NO. 1 FLOOR UNDER COVER (for HV Model)

(a) for RH Side:

(1) Remove the bolt and clip (A).

(2) Disengage the 2 grommets (B) to remove the No. 1 floor under cover.

6. SEPARATE NO. 2 PARKING BRAKE WIRE ASSEMBLY (w/o AVS)

(a) Disengage the 2 clamps.

(b) Remove the nut and separate the No. 2 parking brake wire assembly from the rear trailing arm assembly.

7. SEPARATE NO. 2 PARKING BRAKE WIRE ASSEMBLY (w/ AVS)

(a) Disconnect the connector.

(b) Remove the nut and disengage the clamp.

(c) Disengage the clamp.

(d) Remove the nut and separate the No. 2 parking brake wire assembly from the rear trailing arm assembly.

8. REMOVE REAR STABILIZER LINK ASSEMBLY

Click here

9. REMOVE REAR TRAILING ARM ASSEMBLY

(a) Using a transmission jack and a wooden block, support the rear No. 2 suspension arm assembly.

NOTICE:

  • When jacking up the rear No. 2 suspension arm assembly, be sure to jack it up slowly.
  • Make sure to perform this operation with the vehicle kept as low as possible.

*a

Wooden Block

*b

Transmission Jack

(b) Remove the 2 bolts and separate the rear trailing arm assembly from the rear axle carrier sub-assembly.

(c) Remove the 4 bolts and rear trailing arm assembly.

10. REMOVE REAR SUSPENSION ARM COVER

(a) Secure the rear trailing arm assembly in a vise using aluminum plates.

NOTICE:

Do not overtighten the vise.

(b) Disengage the 4 claws and remove the rear suspension arm cover.

11. REMOVE REAR SUSPENSION ARM BRACKET

(a) Remove the bolt, nut and rear suspension arm bracket from the rear trailing arm assembly.

NOTICE:

Because the bolt has its own stopper, do not turn the bolt. Loosen the nut with the bolt secured.

    Installation

    Rear Upper Arm

    See More:

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