Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001B4OY
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 - 08/2021]
Title: MAINTENANCE: FRONT DISC BRAKE PAD (except 2-Pot Caliper): REMOVAL; 2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]

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 disc brake pad removal/installation are shown below.

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 2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM (for HV Model): CALIBRATION

Auxiliary battery terminal is disconnected/reconnected*1

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

2019 - 2021 MY Avalon HV [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for HV Model): INITIALIZATION

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for HV Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): INITIALIZATION

Panoramic View Monitor System

2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): INITIALIZATION

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, the brake pedal may feel soft due to clearance between the front disc brake pads and front disc. Depress the brake pedal several times until the brake pedal feels firm.
  • 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.

Click here 2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

2. DISABLE BRAKE CONTROL (for HV Model)

Click here 2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; BRAKE (FRONT): FRONT BRAKE (except 2-Pot Caliper): REMOVAL+

3. REMOVE FRONT WHEEL

Click here 2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; MAINTENANCE: TIRE AND WHEEL: REMOVAL+

4. REMOVE FRONT DISC BRAKE PAD

CAUTION:

  • Be careful not to get pinched by the front disc brake cylinder assembly or other parts when removing the front disc brake pads.
  • After lifting up the front disc brake cylinder assembly, secure it in place before performing any work on it.
  • The front disc brake cylinder assembly could fall, pinching hands or fingers and causing injury.

(a) Hold the front disc brake cylinder slide pin (lower side) and remove the bolt.

NOTICE:

Do not kink or damage the brake line.

*a

Turn

*b

Hold

(b) Pull the front disc brake cylinder assembly upward.

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

5. REMOVE FRONT DISC BRAKE ANTI-SQUEAL SHIM KIT

(a) Remove the front No. 1 disc brake anti-squeal shim and front No. 2 disc brake anti-squeal shim from each front disc brake pad.

(b) Using a screwdriver, remove the front disc brake pad wear indicator plate from each front disc brake pad.