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Home >> Subaru >> 2019 >> WRX Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Dynamics Control (VDC) System >> VDC Control Module And Hydraulic Control Unit (VDCCM & H/U) >> Removal
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VDC Control Module And Hydraulic Control Unit (VDCCM & H/U): Removal

CAUTION:
  1. Disconnect the ground cable from battery. Ref. to NOTE>NOTE>BATTERY .
    NOTE: For model with battery sensor, disconnect the ground terminal from battery sensor.
  2. Remove the engine control module (ECM). (Except for STI model) Ref. to FUEL INJECTION (FUEL SYSTEMS) (EXCEPT FOR STI)>ENGINE CONTROL MODULE (ECM)>REMOVAL
  3. Remove the VDC control module & hydraulic control unit (VDCCM & H/U).
    CAUTION:
    • Do not pull on the harness when disconnecting the connector.
    • Wrap the brake pipe with a vinyl bag so as not to spill the brake fluid on the painted surface of the vehicle body.
    • If brake fluid is spilled on the painted surface of the vehicle body, wash it off immediately with water and wipe clean.
    1. Remove any dirt from around the VDCCM & H/U.
    2. Remove the nuts, and remove the bracket (a) from the bracket - connector front. (Except for STI model)
      G13260238Courtesy of SUBARU OF AMERICA, INC.
    3. Pull up the lock lever (b) while pressing the lock button (a) and disconnect the VDCCM & H/U connector.
    4. Separate each brake pipe using a flare nut wrench.
      G10269882Courtesy of SUBARU OF AMERICA, INC.
    5. Remove the bolts, and remove the bracket (a) and hose (b) from the bracket - hydraulic unit. (Models with EyeSight)
      G10297673Courtesy of SUBARU OF AMERICA, INC.
    6. Remove the bolts and nuts, and remove the bracket - hydraulic unit and the VDCCM & H/U.
      G13260241Courtesy of SUBARU OF AMERICA, INC.
    7. Remove the bolts, and remove the VDCCM & H/U (a) from the bracket - hydraulic unit (b).
      G10269884Courtesy of SUBARU OF AMERICA, INC.