Toyota Avalon Service & Repair Manual: Installation

INSTALLATION

CAUTION / NOTICE / HINT

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 rear disc brake pads, the brake pedal may feel soft due to clearance between the rear disc brake pads and rear disc. Depress the brake pedal several times until the brake pedal feels firm.
  • After replacing the rear 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. INSTALL REAR DISC BRAKE ANTI-SQUEAL SHIM KIT

NOTICE:

  • When replacing worn rear disc brake pads, the rear disc brake anti-squeal shims and rear disc brake pad wear indicator plates must be replaced together with the rear disc brake pads.
  • Install each rear disc brake pad wear indicator plate in the correct position and direction.
  • Install the rear disc brake anti-squeal shims in the correct positions and directions.
  • Do not apply disc brake grease to the lining surface of the rear disc brake pad.

(a) Check the rear disc brake pad.

HINT:

If the rear disc brake pad has an identification mark, be sure to confirm the installation location.

*a

Inner Side (White)

*b

Outer Side (White)

(b) Apply disc brake grease to the inner side of the rear disc brake anti-squeal shim as shown in the illustration.

Disc Brake Grease

(c) Install the rear No. 1 disc brake anti-squeal shim to the rear disc brake pad (inside).

*1

Rear No. 1 Disc Brake Anti-squeal Shim

*2

Rear No. 2 Disc Brake Anti-squeal Shim

*3

Rear Disc Brake Anti-squeal Shim

*4

Rear Disc Brake Pad Wear Indicator Plate

*a

Claw

(d) Install the rear No. 2 disc brake anti-squeal shim to the rear disc brake pad (inside).

(e) Install the rear disc brake anti-squeal shim to the rear disc brake pad (outside).

NOTICE:

Install the rear disc brake anti-squeal shim so that its claws are toward the outside of the vehicle.

(f) Install a new rear disc brake pad wear indicator plate to each rear disc brake pad.

2. INSTALL REAR DISC BRAKE PAD

CAUTION:

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

(a) Push in the rear disc brake piston.

NOTICE:

  • Make sure the brake fluid does not overflow from the reservoir.
  • Do not forcibly push in the rear disc brake piston.

(b) Install the 2 rear disc brake pads to the rear disc brake cylinder mounting.

NOTICE:

  • Keep the friction surfaces of the rear disc brake pads and rear disc free from oil and grease.
  • Install the rear disc brake pad so that the rear disc brake pad wear indicator plate is mounted on the lower side of the vehicle.

HINT:

If the rear disc brake pad has an identification mark, be sure to confirm the installation location.

*a

Inner Side (White)

*b

Outer Side (White)

(c) Hold the rear No. 1 disc brake cylinder slide pin and install the rear disc brake cylinder assembly to the rear disc brake cylinder mounting with a new bolt.

Torque:

34.3 N·m {350 kgf·cm, 25 ft·lbf}

(d) Depress the brake pedal several times. (for Gasoline Model)

3. CONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY

Click here

4. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL (for HV Model)

(a) Connect the reservoir level switch connector.

(b) Connect the cable to the negative (-) auxiliary battery terminal.

Click here

(c) Turn the power switch on (READY).

(d) Depress the brake pedal and release it.

(e) Clear the DTCs.

Click here

5. INSPECT BRAKE FLUID LEVEL IN RESERVOIR

for Gasoline Model: Click here

for HV Model: Click here

6. INSTALL REAR WHEEL

Click here

7. NORMAL CONDITION RECOVERY

for Gasoline Model: Click here

for HV Model: Click here

    Components

    Removal

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