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Home >> Subaru >> 2007 >> Impreza WRX TR >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System (Abs) >> ABS Control Module and Hydraulic Control Unit (ABSCM&H/U) >> Removal

ABS Control Module and Hydraulic Control Unit (ABSCM&H/U): Removal

  1. Disconnect the ground cable from the battery.
  2. Remove the air intake duct and air cleaner case from the engine room to make it easier to remove the ABSCM&H/U. <Ref. to REMOVAL , Air Cleaner Case .> <Ref. to REMOVAL , Air Intake Duct .> <Ref. to REMOVAL , Air Cleaner Case .> <Ref. to REMOVAL , Air Intake Duct .>
  3. Use compressed air to blow off any water around the ABSCM&H/U.
    NOTE: A contact fault may occur if the terminal is wet.
  4. Lift the lock lever and disconnect the ABSCM&H/U connector.
    CAUTION: Do not pull on the harness when disconnecting the connector.
    Fig 1: Identifying Harness Clip
    G05003727Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the harness clip.
  6. Disconnect the brake pipes from the ABSCM&H/U.
  7. Wrap the brake pipe with a vinyl bag so as not to spill the brake fluid on the vehicle body.
    CAUTION: If brake fluid is spilled on the vehicle body, wash it off immediately with water and wipe clean.
  8. Remove the nuts and remove the ABSCM&H/U.
    CAUTION:
    • Do not drop or bump the ABSCM&H/U.
    • Do not turn the ABSCM&H/U upside down or place it sideways for storage.
    • Be careful not to let foreign matter enter into ABSCM&H/U.
    • Be careful that no water enters the connectors.
    • Fig 2: Locating Nuts On ABSCM&H/U
      G05003728Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the ABSCM&H/U bracket.