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Home >> Subaru >> 2003 >> Outback Base, 4D Sedan >> Repair and Diagnosis >> Brakes >> Traction Control >> Abs >> ABS Control Module and Hydraulic Control Unit (ABSCM&H/U) >> Removal
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ABS Control Module and Hydraulic Control Unit (ABSCM&H/U): Removal

  1. Disconnect ground cable from battery.
  2. Remove air intake duct from engine compartment to facilitate removal of ABSCM&H/U.
  3. Use an air gun to get rid of water around the ABSCM&H/U.
    CAUTION: The contact will be insufficient if the terminal gets wet.
  4. Pull off the lock of the ABSCM&H/U connector to remove it.
    Fig 1: Pulling Off Lock Of ABSCM&H/U Connector
    G02873151Courtesy of SUBARU OF AMERICA, INC.
  5. Disconnect connector from ABSCM&H/U.
    CAUTION: Be careful not to let water or other foreign matter contact the ABSCM&H/U terminal.
  6. Unlock cable clip.
  7. Disconnect brake pipes from ABSCM&H/U.
    CAUTION: Wrap brake pipes with vinyl bag to avoid spilling brake fluid on vehicle body.
  8. Remove ABSCM&H/U ground terminal from bracket.
  9. Remove ABSCM&H/U from engine compartment.
CAUTION:
  • ABSCM&H/U cannot be disassembled. Do not attempt to loosen bolts and nuts.
  • Do not drop or bump ABSCM&H/U.
  • Do not turn the ABSCM&H/U upside down or place it on its side.
  • Be careful to prevent foreign particles from getting into ABSCM&H/U.
  • 8 Apply a coat of rust-preventive wax (Nippeco LT or GB) to bracket attaching bolt after tightening.
  • Do not pull harness when disconnecting connector.
    Fig 2: Removing ABSCM&H/U From Engine Compartment
    G02873152Courtesy of SUBARU OF AMERICA, INC.