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Home >> Toyota >> 2021 >> Mirai Limited >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Electric Parking Brake System - Service Information >> Electric Parking Brake Actuator >> Removal [11/2021 - 12/2022] >> Procedure

Removal [11/2021 - 12/2022]: Procedure

  1. PRECAUTION 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PRECAUTION [11/2020 - ]
    NOTE:

    After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Refer to AUTOMATIC LEARNING CHART [11/2021 - 12/2023]
  2. RELEASE PARKING BRAKE 
    1. Turn off the electric parking brake AUTO function.
    2. With the ignition switch on, operate the electric parking brake switch assembly to release the parking brake. Then turn the ignition switch off.

      HINT: 

      If the parking brake cannot be released, perform the forced release of parking brake.

  3. FORCED RELEASE PARKING BRAKE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:
    • If the parking brake cannot be released by operating the electric parking brake switch assembly, perform forced release by using electric release SST.

      Refer to OPERATION METHOD [11/2020 - ] 

    • If the parking brake cannot be released even when using electric release SST due to a malfunction in the parking brake actuator with bracket assembly, perform the following procedures.
    1. Remove the No. 1 differential support protector.

      Refer to PROCEDURE - Step 1

    2. Remove the No. 2 differential support protector.

      Refer to PROCEDURE - Step 2

    3. Remove the rear suspension brace cover.

      Refer to PROCEDURE - Step 3

    4. GTY980964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using a 4 mm long socket hexagon wrench, remove the bolt and release cable cover.
      2. Remove the cap.
      3. Insert a 4 mm socket hexagon wrench into the release cable and while pushing down, rotate it counterclockwise.
      4. After checking that the parking brake has been released, install the cap.
        NOTE:

        When installing the cap, make sure it inserted facing the correct direction.

      5. Using a 4 mm long socket hexagon wrench, install the release cable cover with the bolt.

        Torque: 3.0 N*m (31 kgf*cm, 27 in.*lbf) 

  4. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY 

    Refer to REMOVAL [11/2021 - 12/2022]

  5. SEPARATE OIL COOLER TUBE ASSEMBLY 
    1. GTY980593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE PARKING BRAKE ACTUATOR ASSEMBLY WITH BRACKET 
    1. GTY981133Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Nut Bolt
  7. REMOVE CABLE SUPPORT BRACKET 
    1. GTY980592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the cable support bracket in the direction indicated by the arrow shown in the illustration.
  8. REMOVE NO. 2 CABLE SUPPORT BRACKET 
    1. GTY980588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the No. 2 cable support bracket in the direction indicated by the arrow shown in the illustration.
  9. REMOVE NO. 2 ACTUATOR HARNESS CLAMP 
    1. GTY980830Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE NO. 1 ACTUATOR HARNESS CLAMP 
    1. GTY980821Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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