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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1148 (Vehicle Dynamic Systems) >> Removal And Installation >> Hydraulic Control Unit (HCU) >> Removal And Installation

Removal And Installation

WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Do not use any fluid other than clean brake fluid meeting manufacturer's specification. Additionally, do not use brake fluid that has been previously drained. Following these instructions will help prevent system contamination, brake component damage and the risk of serious personal injury.
WARNING: Carefully read cautionary information on product label. For EMERGENCY MEDICAL INFORMATION seek medical advice. In the USA or Canada on Ford/Motorcraft products call: 1-800-959-3673. For additional information, consult the product Material Safety Data Sheet (MSDS) if available. Failure to follow these instructions may result in serious personal injury.
NOTE: Do not spill brake fluid on painted or plastic surfaces or damage to the surface may occur. If brake fluid is spilled onto a painted or plastic surface, immediately wash the surface with water.

Vehicles equipped with 6.0L engines or Hydro-Boost® 

  1. Remove the upper air deflector. For additional information, refer to FRONT END BODY PANELS article.
  2. Remove the Air Cleaner (ACL) assembly. For additional information, refer to INTAKE AIR DISTRIBUTION AND FILTERING article.
  3. NOTE: Do not disconnect the hoses from the power steering reservoir.
  4. Remove the 4 bolts and position the power steering fluid reservoir and bracket aside.
    • To install, tighten the bolts to 28 Nm (21 lb-ft).
  5. Fig 1: Locating Power Steering Reservoir Bracket Retainers
    G03887857Courtesy of FORD MOTOR CO.
  6. Loosen the clamps and remove the Charge Air Cooler (CAC) pipe.
    • To install, tighten clamps to 12 Nm (106 lb-in).
  7. Fig 2: Identifying Charge Air Cooler (CAC) Pipe Clamps
    G04610872Courtesy of FORD MOTOR CO.

    All vehicles 

  8. Remove the master cylinder primary and secondary brake tubes.
    • To install, tighten brake tube fittings on vehicles equipped with standard ABS to 18 Nm (159 lb-in).
    • To install, tighten brake tube fittings on vehicles equipped with Roll Stability Control (RSC®) to 28 Nm (21 lb-ft).
  9. NOTE: Plug each port of the Hydraulic Control Unit (HCU) to prevent brake fluid from spilling.
  10. Disconnect the 3 brake caliper-to-HCU tube fittings.
    • To install, tighten fittings on vehicles equipped with standard ABS to 18 Nm (159 lb-in).
    • To install, tighten fittings on vehicles equipped with RSC® to 28 Nm (21 lb-ft).
  11. Release the brake tube clip from the HCU bracket and position the brake tubes aside.
  12. Disconnect the ABS module electrical connector.
  13. Remove the 3 HCU bracket-to-inner fender well nuts and remove the HCU assembly.
    • To install, tighten to 29 Nm (21 lb-ft).
  14. To install, reverse the removal procedure.
    • Bleed the brake system. For additional information, refer to BRAKE SYSTEM - GENERAL INFORMATION article.
    • For vehicles equipped with RSC®, carry out the IVD Initialization sequence. Follow the scan tool directions.