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Home >> Subaru >> 2021 >> Ascent 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:
  • Avoid unnecessary removal of parts in order to prevent fluid leakage.
  • When the hydraulic unit assembly VDC components are removed, be sure to perform the installation according to the installation procedures. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)>INSTALLATION .
  1. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  2. Remove the intake duct No. 3. Ref. to INTAKE (INDUCTION) (H4DOTC)>Intercooler>REMOVAL .
  3. Remove the hydraulic unit assembly VDC.
    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 dirt from around the hydraulic unit assembly VDC.
    2. Pull up the lock lever (b) while pressing the lock button (a) to disconnect the hydraulic unit assembly VDC connector.
      G13199698Courtesy of SUBARU OF AMERICA, INC.
    3. Separate each brake pipe using a flare nut wrench.

      Preparation tool: 

      Flare nut wrench

      G13199699Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the bolts and nut, and then remove the following parts.
      • Bracket COMPL hydraulic unit VDC
      • Hydraulic unit assembly VDC
    G13863533Courtesy of SUBARU OF AMERICA, INC.