Ford 2003 Mustang Workshop Manual page 719

1. Verify the customer concern by operating the steering system.
2. Inspect Tires
Check the tire pressure. Refer to the Vehicle Certification (VC) label.
Verify that all tires are sized to specification.
Check the tires for damage or uneven wear.
3. Belt and Tensioner Check
Refer to
4. Fluid Level Check
Verify that the power steering fluid level is within the appropriate indicated range, hot for
the 3.8L engine and cold for the 4.6L engine. Add Motorcraft MERCON® Multi-Purpose
ATF XT-2-QDX or MERCON® equivalent.
5. Air Bleeding
Verify that there is no air in the power steering system. Run the engine (6007) until it
reaches normal operating temperature. Turn the steering wheel to the left and right
several times without hitting the stops. If any air bubbles are present, refer to
CII Power Steering Pump
External Leak Check — Typical Power Rack-and-Pinion Steering
Gear
Section 303-05 for diagnosis and testing of the accessory drive system.
or Purging—CIII Power Steering Pump
Purging—
in this section.