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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Rear) (Service Information) >> Rear Brake >> Removal [07/2022 - ] >> Procedure

Removal [07/2022 - ]: Procedure

  1. PRECAUTION 
    NOTE:
    • 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.

      Refer to INITIALIZATION [07/2022 - ]

    • Make sure to read the precautions of the electric parking brake system before removing the rear brake assembly.

      Refer to PRECAUTION [08/2021 - ]

  2. REMOVE REAR WHEEL 

    Refer to REMOVAL [10/2018 - ]

  3. PERFORM REAR BRAKE PAD REPLACEMENT MODE 

    Refer to UTILITY [08/2021 - ]

  4. DISABLE BRAKE CONTROL 

    Refer to PROCEDURE - Step 2

  5. DRAIN BRAKE FLUID 
    NOTE:

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

  6. SEPARATE REAR FLEXIBLE HOSE 
    1. Remove the union bolt and gasket, and separate the rear flexible hose from the rear disc brake cylinder assembly.
      GTY784698Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. DISCONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY 
    1. Disconnect the No. 2 parking brake wire assembly from the parking brake actuator assembly.
      NOTE:
      • Remove any dirt or foreign matter on and around the connector before performing this work.
      • Do not allow water, oil or dirt to enter the No. 2 parking brake wire assembly connector.
      GTY784699Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE PARKING BRAKE ACTUATOR ASSEMBLY 
    1. Using a 5 mm hexagon socket wrench, remove the 2 bolts and parking brake actuator assembly from the rear disc brake cylinder assembly.
      NOTE:
      • Check that there are no brake fluid leaks from the back of the rear disc brake cylinder assembly.
      • If there are any brake fluid leaks, replace the rear disc brake cylinder assembly.
      GTY784700Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from the rear disc brake cylinder assembly.
  9. REMOVE REAR DISC BRAKE CYLINDER ASSEMBLY 
    1. Hold the 2 rear disc brake cylinder slide pins and remove the 2 bolts and rear disc brake cylinder assembly.
      GTY834936Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn
      *b Hold
  10. REMOVE REAR DISC BRAKE PAD 
    1. Remove the 2 rear disc brake pads from the rear disc brake cylinder mounting.
      GTY829374Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE REAR DISC BRAKE ANTI-SQUEAL SHIM KIT 

    Refer to PROCEDURE - Step 6

  12. REMOVE REAR DISC BRAKE PAD SUPPORT PLATE 
    1. Remove the 4 rear disc brake pad support plates from the rear disc brake cylinder mounting.
      NOTE:

      Each rear disc brake pad support plate has a different shape. Be sure to put an identification mark on each rear disc brake pad support plate so that it can be reinstalled to its original position.

      GTY784695Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE REAR DISC BRAKE CYLINDER SLIDE PIN 
    1. Remove the rear No. 1 disc brake cylinder slide pin and rear No. 2 disc brake cylinder slide pin from the rear disc brake cylinder mounting.
      GTY801231Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Rear No. 1 Disc Brake Cylinder Slide Pin
      *2 Rear No. 2 Disc Brake Cylinder Slide Pin
    2. Using a screwdriver with its tip wrapped with protective tape, remove the rear disc brake cylinder slide bushing from the rear No. 2 disc brake cylinder slide pin.
      NOTE:

      Do not damage the rear No. 2 disc brake cylinder slide pin.

      GTY792698Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
  14. REMOVE REAR DISC BRAKE BUSHING DUST BOOT 
    1. Remove the 2 rear disc brake bushing dust boots from the rear disc brake cylinder mounting.
      GTY833743Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE REAR DISC BRAKE CYLINDER MOUNTING 
    1. Remove the 2 bolts and rear disc brake cylinder mounting from the rear axle carrier sub-assembly.
      GTY804686Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE REAR DISC 
    1. Put matchmarks on the rear disc and rear axle hub and bearing assembly.
      GTY781071Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark
    2. Remove the rear disc from the rear axle hub and bearing assembly.
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