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Home >> Subaru >> 2005 >> Baja Base, Standard >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Brakes - Abs >> ABS Control Module and Hydraulic Control Unit (ABSCM&H/U) >> ABSCM (Abs Control Module)

ABSCM (Abs Control Module)

  1. Disconnect the ground cable from battery.
  2. Disconnect the ABSCM harness connector.
  3. Remove the bracket mounting nut of ABSCM&H/U.
    Fig 1: Removing Bracket Mounting Nut Of ABSCM&H/U
    G03751706Courtesy of SUBARU OF AMERICA, INC.
  4. Leaving the brake pipe connected, raise the ABSCM&H/U for approx. 5 cm (2.0 in) from bracket.
    CAUTION: Do not deform the brake pipe.
  5. Unlock the motor power supply connector lock, and disconnect the connector.
  6. Using TORX® BIT T20, remove the screws (1), (2), (3), (4), (5), (6) in this order, shown in Fig 2.
    CAUTION: Do not reuse the screw.
    Fig 2: Disconnecting Motor Power Supply Connector
    G03751707Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the ABSCM from H/U.
    CAUTION:
    • Do not pry the ABSCM out, extract it straight out against H/U.
    • Do not reuse the seal of ABSCM.
      Fig 3: Removing ABSCM From H/U
      G03751708Courtesy of SUBARU OF AMERICA, INC.
  8. Check that H/U seal surface is free from dust and damages.
    CAUTION:
    • If damage is found on seal surface, replace the H/U.
    • Do not apply compressed air to ABSCM&H/U for cleaning.
  9. Install ABSCM straight forward on to H/U, being careful not to scratch the valve.
  10. Temporarily tighten the six new screws by hand.
  11. Using TORX® BIT T20, tighten the screws (1), (2), (3), (4), (5), (6) in this order shown in Fig 4.

    Tightening torque: 

    2.65 N.m (0.27 kgf-m, 1.95 ft-lb) 

    Fig 4: Identifying Tightening Sequence Of ABSCM Screws
    G03751709Courtesy of SUBARU OF AMERICA, INC.
  12. Make sure no clearance exists at the mating surface of ABSCM and H/U.
  13. Connect the motor power supply connector to ABSCM.
    CAUTION: Securely connect the connector until connector lock sound is heard.
  14. Attach the ABSCM&H/U to bracket, and then tighten with nuts.

    Tightening torque: 

    18 N.m (1.8 kgf-m, 13.0 ft-lb) 

  15. Connect the ABSCM harness connector.
  16. Connect the battery ground cable to battery.
  17. Turn the ignition key to ON. Check the ABS warning light turns on normally, then off.
  18. Check that correct information (model year, drive system, transmission type) is displayed on the initial screen by connecting Subaru Select Monitor.
  19. Start the engine and move the car to accelerate to more than 20 km/h (12.4 MPH). Check the ABS warning light dose not turn on.
  20. If anything abnormal is found during the work of step  17) to  19), repair according to the procedure of relevant failure in "ABS (DIAGNOSTICS)" section.

    < Ref. to , OPERATION , Subaru Select Monitor. >

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