Kia_Sephia_Rio_Spectra_Optima_1998-2006

Hydraulic Control Unit (HCU)

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Removal & Installation



  1. Disconnect the negative battery cable.
  2.  
  3. Pull up on the lock to remove the unit electrical connector.
  4.  
  5. Disconnect the brake lines using a flare nut wrench. Be prepared to catch escaping brake fluid. Plug or cap the open brake lines.
  6.  
  7. Remove hydraulic control unit bracket bolts and nut on the vehicle remove unit bracket.

    Click image to see an enlarged view

    Fig. Typical ABS control unit/module

  8.  

To install:

  1. Install the hydraulic control unit and tighten the retainers.
  2.  
  3. Unplug or uncap and connect the brake lines.
  4.  
  5. Attach the electrical connector.
  6.  
  7. Bleed the brake system.
  8.  

 
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