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HOMESERVICE MANUALSFORD2005CUTAWAY 5.4 L, 5R110WREPAIR AND DIAGNOSISSTEERINGPOWER STEERINGSTEERING SYSTEM-GENERAL INFORMATIONGENERAL PROCEDURESPOWER STEERING SYSTEM PURGINGPROCEDURE
2005 Ford Cutaway 5.4 L, 5R110W

Power Steering System Purging: Procedure

2005 Ford Cutaway 5.4 L, 5R110WSECTION Procedure
    NOTE: A whine heard from the power steering pump can be caused by air in the system. The power steering purge procedure must be carried out prior to any component repair for which power steering noise complaints are accompanied by evidence of aerated fluid.
  1. Remove the power steering pump reservoir cap. Check the fluid.
  2. Raise the front wheels off the floor. Refer to appropriate article for the procedure.
  3. Tightly insert the stopper of the vacuum pump into the reservoir.
  4. Start the engine.
  5. Install the vacuum pump, apply vacuum, and maintain the maximum vacuum of 68-85 kPa (20-25 in-Hg).
  6. If equipped with Hydro-Boost®, apply the brake pedal twice.
    7. CAUTION: Do not hold the steering wheel against the stops for more than 3 to 5 seconds at a time. Damage to the power steering pump can occur.
  7. Cycle the steering wheel fully from stop-to-stop 10 times.
  8. Stop the engine.
  9. Release the vacuum and remove the vacuum pump.
    10. CAUTION: Do not overfill the reservoir.
  10. Fill the reservoir.
    • Use approved transmission fluid.
  11. Start the engine.
  12. Install the vacuum pump. Apply and maintain the maximum vacuum of 68-85 kPa (20-25 in-Hg).
    13. CAUTION: Do not hold the steering wheel against the stops for more than 3 to 5 seconds at a time. Damage to the power steering pump can occur.
  13. Cycle the steering wheel fully from stop-to-stop 10 times.
  14. Stop the engine, release the vacuum and remove the vacuum pump.
    15. CAUTION: Do not overfill the reservoir.
  15. Fill the reservoir as needed and install the reservoir cap.
  16. Visually inspect the power steering system for leaks.
    17. CAUTION: Do not overfill the reservoir.
  17. Fill the reservoir as needed and visually inspect the power steering system for leaks.
  18. Install the reservoir cap.
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.