2015 Ford Transit-350 HD Base, Van Cargo ExtendedFACTORY OEM SERVICE PROCEDURE

Power Steering System Flushing

Special Tool(s) / General Equipment 

Fluid Suction Gun

Materials 

Name Specification
Motorcraft ® MERCON ® LV Automatic Transmission Fluid XT-10-QLVC MERCON ® LVWSS-M2C938-A

Flushing 

NOTE: Do not mix fluid types. Any mixture or any unapproved fluid 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. Use the General Equipment: Fluid Suction Gun

  • 3.

    Release the clamp and disconnect the return hose from the reservoir. Remove the clamp from the hose and allow the remaining fluid to drain out of the reservoir.

  • 4.

    Plug the power steering fluid reservoir inlet port.

  • 5.

    Attach an extension hose to the return hose.

  • 6.

    NOTE: Do not reuse the power steering fluid that has been flushed from the power steering system.

    Place the open end of the extension hose into a suitable container.

  • 7.

    NOTE: Do not overfill the reservoir.

    Fill the reservoir as needed with the specified fluid.

    Material: Motorcraft ® MERCON ® LV Automatic Transmission Fluid / XT-10-QLVC (MERCON ® LV) (WSS-M2C938-A)

  • 8.

    NOTE: Do not allow the power steering pump to run completely dry of power steering fluid. Damage to the power steering pump may occur.

    Start the engine while simultaneously turning the steering wheel to lock and then immediately turn the ignition switch to the OFF position.

  • 9.

    NOTE: Avoid turning the steering wheel without the engine running as this may cause air to be pulled into the steering gear.
Factory Service Tools

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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.