Power Steering System Flushing

2009 Mercury Milan Premier, 3.0 1, AWDSECTION Power Steering System Flushing
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.
Material

Item Specification
MERCON® V Automatic Transmission Fluid
XT-5-QM (or XT-5-QMC) (US); CXT-5-LM12 (Canada)
MERCON® V
CAUTION: Do not mix oil types. Any mixture or any unapproved oil may lead to seal deterioration and leaks. A leak may ultimately cause loss of fluid, which may result in a loss of power steering assist.
  1. Remove the power steering fluid reservoir cap.
  2. Using a suitable suction device, remove the power steering fluid from the reservoir.
  3. Disconnect the power steering fluid return hose from the reservoir.
    • Remove the clamp.
  4. Plug the power steering fluid reservoir inlet port.
  5. Attach an extension hose to the power steering return hose.
  6. NOTE: Do not reuse the power steering fluid that has been flushed from the power steering system.
  7. Place the open end of the extension hose into a suitable container.
  8. NOTE: Do not overfill the reservoir.
  9. Fill the power steering fluid reservoir with new fluid.
  10. CAUTION: Do not allow the power steering pump to run completely dry of power steering fluid. Damage to the power steering pump may occur.
  11. Start the engine while simultaneously turning the steering wheel to lock and then immediately turn the ignition switch to the OFF position.
  12. NOTE: Avoid turning the steering wheel without the engine running as this may cause air to be pulled into the steering gear.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

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.