Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Front Disc Brake Pad

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Brake / Brake (front) / Front Disc Brake Pad

Replacement

REPLACEMENT

CAUTION / NOTICE / HINT

NOTICE:

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.

HINT:

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

PROCEDURE

1. REMOVE FRONT WHEEL

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2. 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.

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

*a

Turn

*b

Hold

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

(c) Remove the 2 anti-squeal springs.

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

3. REMOVE FRONT DISC BRAKE ANTI-SQUEAL SHIM KIT

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4. INSTALL FRONT DISC BRAKE ANTI-SQUEAL SHIM KIT

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5. INSTALL FRONT DISC BRAKE PAD

CAUTION:

Be careful not to get pinched by the front disc brake cylinder assembly or other parts when installing the front disc brake pads.

(a) Using SST, push in the front disc brake piston.

SST: 09719-77020

NOTICE:

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

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

NOTICE:

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

(c) Install the 2 anti-squeal springs to the front disc brake pads.

NOTICE:

  • When replacing the front disc brake pads with new ones, make sure to replace the anti-squeal springs at the same time.
  • Be sure to install the anti-squeal springs into the front disc brake pad installation holes as far as they will go.

(d) Hold the front disc brake cylinder slide pin (lower side) and install the front disc brake cylinder assembly to the front disc brake cylinder mounting with the bolt.

Torque:

34.3 N·m {350 kgf·cm, 25 ft·lbf}

NOTICE:

  • Install the front disc brake cylinder assembly while holding both of the front disc brake pads because the anti-squeal springs may fall off the front disc brake pads.
  • Be sure that the anti-squeal springs are installed to the front disc brake pads.

6. INSPECT BRAKE FLUID LEVEL IN RESERVOIR

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7. INSTALL FRONT WHEEL

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