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Home >> Subaru >> 2020 >> Crosstrek Base, Automatic CVT Trans >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Emergency Release of Electronic Parking Brake >> Operation

Emergency Release of Electronic Parking Brake: Operation

CAUTION:
  • Perform this operation only when the parking brake must be released in emergency situation such as a system malfunction.
  • When performing this procedure, be sure to fully confirm safety in the nearby area and park the vehicle on a horizontal ground.
  • Always use the jack-up point when the shop jacks or rigid racks are used to support the vehicle.
  1. Using the Subaru Select Monitor, select [Electronic Parking Brakes compulsion Cancellation Mode] on the [Work Support] display. Ref. to BRAKE CONTROL (DIAGNOSTICS) (HEV)>WORK SUPPORT .
  2. With the following procedure, release the parking brake on the unreleased side.
  1. Disconnect the ground terminal from battery. Ref. to REPAIR CONTENTS>REPAIR CONTENTS>NOTE>BATTERY .
  2. Set the wheel stoppers to front tires.
  3. Jack-up the rear side of vehicle and support it with rigid racks.
  4. Remove the rear wheels.
  5. Remove the parking brake actuator assembly.
    CAUTION:
    • When removing the bolt, the parking brake actuator assembly turns due to reaction force generated by the motor. Be careful not to pinch your hand.
    • Wrap the tip of a screwdriver with cloth in order not to damage the caliper body that will be reused.
    • Do not insert a tool into the seal surface (a) on the parking brake actuator assembly.
    • Always remove the parking brake actuator assembly while holding it by hand because the parking brake actuator assembly falls off during removal.
    1. Disconnect the connector and remove the bolt.
      G13602810Courtesy of SUBARU OF AMERICA, INC.
    2. Put a screwdriver between the parking brake actuator assembly and the support - rear disc brake (b).
    3. Push out the parking brake actuator assembly toward yourself.
    4. Insert a screwdriver into the gap (c) made by pushing the parking brake actuator assembly, and then remove it.
    G13602811Courtesy of SUBARU OF AMERICA, INC.
  6. Turn the caliper body spindle bolt clockwise by approx. 1 rotation.
    NOTE: Turn both the left and right sides clockwise.

    Preparation tool: 

    TORX® E12

    G13232232Courtesy of SUBARU OF AMERICA, INC.
  7. Confirm that the parking brake lock is released and the disc rotor rotates.
  8. Temporarily install the parking brake actuator assembly.
    CAUTION:
    • When the emergency release of parking brake was performed, replace the parking brake actuator assembly with a new part after the system trouble is resolved.
    • Do not connect the actuator connector. It may be locked again due to continuity.
    • If the vehicle needs to be moved, cover the actuator connector with vinyl tape to prevent foreign matter from entering, and secure it in an area where no interference occurs.

    Tightening torque: 

    8 N.m (0.8 kgf-m, 5.9 ft-lb)

  9. Install the rear wheels.

    Tightening torque: 

    120 N.m (12.2 kgf-m, 88.5 ft-lb)

  10. When the emergency release of parking brake was performed, be sure to perform the inspection related to the parking brake system.
NOTE: For inspection, refer to "Basic Diagnostic Procedure" of "BRAKE CONTROL (DIAGNOSTICS)" service information. Ref. to BRAKE CONTROL (DIAGNOSTICS) (HEV)>BASIC DIAGNOSTIC PROCEDURE .
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