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 front brake removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*1: for HV Model

*2: When performing learning using the Techstream.

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Auxiliary battery terminal is disconnected/reconnected*1

Perform steering sensor zero point calibration

Lane departure alert system (w/ Steering Control)

Pre-collision system

Intelligent clearance sonar system*2

Lighting system (w/ AFS)(EXT)

Memorize steering angle neutral point

Parking assist monitor system

Panoramic view monitor system

NOTICE:

  • Immediately after installing the brake pads, the braking performance may be reduced. Always perform a road test in a safe place while paying attention to the surroundings.
  • After replacing the front disc brake pads, always perform a road test to check the braking performance and check for vibrations.
  • When the brake pedal is first depressed after replacing the brake pads or pushing back the disc brake piston, DTC C1214 may be stored. As there is no malfunction, clear the DTC. (for HV Model)
  • While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch turns on. Therefore, when servicing the brake system components, do not operate the brake pedal or open/close the doors while the auxiliary battery is connected. (for HV Model)

HINT:

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

PROCEDURE

1. PRECAUTION (for HV Model)

NOTICE:

After turning the power switch 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. DISABLE BRAKE CONTROL (for HV Model)

(a) Wait at least 2 minutes after turning the power switch off.

NOTICE:

When the brake pedal is depressed or the door courtesy switch is turned on even if the power switch is off, the brake control system activates. Therefore do not depress the brake pedal or open/close the doors until the reservoir level switch connector is disconnected.

(b) Disconnect the reservoir level switch connector.

(c) Disconnect the cable from the negative (-) auxiliary battery terminal.

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(d) Depress the brake pedal 40 times or more to return all the fluid in the accumulator back to the reservoir.

(e) Check that the brake pedal cannot be further depressed.

3. REMOVE FRONT WHEEL

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4. DRAIN BRAKE FLUID

NOTICE:

If brake fluid leaks onto any painted surface, immediately wash it off.

5. DISCONNECT FRONT FLEXIBLE HOSE

(a) Remove the union bolt and gasket, and disconnect the front flexible hose from the front disc brake cylinder assembly.

6. REMOVE FRONT DISC BRAKE CYLINDER ASSEMBLY

(a) Hold the 2 front disc brake cylinder slide pins and remove the 2 bolts and front disc brake cylinder assembly.

*a

Turn

*b

Hold

7. REMOVE FRONT DISC BRAKE PAD

(a) Remove the 2 front disc brake pads from the front disc brake cylinder mounting.

8. REMOVE FRONT DISC BRAKE ANTI-SQUEAL SHIM KIT

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9. REMOVE FRONT DISC BRAKE PAD SUPPORT PLATE

(a) Remove the 4 front disc brake pad support plates from the front disc brake cylinder mounting.

10. REMOVE FRONT DISC BRAKE CYLINDER SLIDE PIN

(a) Remove the 2 front disc brake cylinder slide pins from the front disc brake cylinder mounting.

(b) Using a screwdriver with its tip wrapped with protective tape, remove the front disc brake cylinder slide bushing from the front disc brake cylinder slide pin (lower side).

NOTICE:

Do not damage the front disc brake cylinder slide pin.

*a

Protective Tape

11. REMOVE FRONT DISC BRAKE BUSHING DUST BOOT

(a) Remove the 2 front disc brake bushing dust boots from the front disc brake cylinder mounting.

12. REMOVE FRONT DISC BRAKE CYLINDER MOUNTING

(a) Remove the 2 bolts and front disc brake cylinder mounting from the steering knuckle.

13. REMOVE FRONT DISC

(a) Put matchmarks on the front disc and the front axle hub sub-assembly.

*a

Matchmark

(b) Remove the front disc.

    Reassembly

    Front Disc Brake Pad

    See More:

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