System Flushing

1999 Mercury Tracer LS, 4D Sedan, StandardSECTION System Flushing
WARNING: Do not mix oil types. Any mixture or any unapproved oil can lead to seal deterioration and leaks. A leak can ultimately cause loss of fluid, which can result in a loss of power steering assist.
  1. Remove the ENGINE fuse to disable the vehicle. See Fig 1 . Fuse panel (also known as central junction box) is located above driver's side kick panel.
  2. Disconnect the power steering return hose and plug the reservoir. See Fig 2 .
  3. Attach an extension hose between the power steering return hose and an empty container.
  4. Raise the front wheels off the floor.
  5. Using Motorcraft MERCON(R) Multi-Purpose ATF XT-2-QDX or equivalent MERCON(R) fluid, fill the reservoir.
  6. CAUTION: Do not crank the engine for more than 15 seconds at a time. Allow the starter to cool for 1 minute before cranking again. Premature starter failure can occur. Do not hold the steering wheel against the stops for more than three to five seconds at a time. Damage to the power steering pump could occur.
  7. Turn the steering wheel from stop to stop while cranking the engine until the fluid exiting the power steering return hose is clear of all contamination and debris. Add Motorcraft MERCON(R) Multi-Purpose ATF XT-2-QDX or MERCON(R) equivalent as needed.
  8. Lower the vehicle.
  9. Disconnect the extension hose from the power steering return hose. Remove the plug. Attach the power steering return hose to the reservoir. See Fig 2 .
  10. CAUTION: Do not over fill the reservoir.
  11. Using Motorcraft MERCON(R) Multi-Purpose ATF XT-2-QDX or equivalent MERCON(R) fluid, fill the reservoir. (GRAPHIC).
  12. Install the ENGINE fuse. See Fig 1 .
  13. CAUTION: Do not hold the steering wheel against the stops for more than three to five seconds at a time. Damage to the power steering pump could occur.
  14. Start the engine and turn the steering wheel from stop to stop.
  15. NOTE: If the power steering system is noisy and accompanied by evidence of aerated fluid it will be necessary to purge the power steering system.See PURGING THE SYSTEMΒ  .
  16. Check the power steering fluid level. Using Motorcraft MERCON(R) Multi-Purpose ATF XT-2-QDX or equivalent MERCON(R) fluid, fill the reservoir. See Figure .
Fig 1: Identifying The ENGINE Fuse
G00136431Courtesy of FORD MOTOR CO.
RENDER: 1.0x

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When to See a Mechanic

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

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