Ford Mustang (1999-2004) Service Manual: Inspection and Verification

1. Verify the customer concern by operating the engine to duplicate the condition.

2. Visually inspect for obvious signs of mechanical damage. Refer to the following chart.

Visual Inspection Chart

Mechanical

  • Engine coolant leaks
  • Engine oil leaks
  • Fuel leaks
  • Damaged or severely worn parts
  • Loose mounting bolts, studs and nuts

3. If the inspection reveals obvious concerns that can be readily identified, repair as necessary.

4. If the concerns remain after the inspection, determine the symptoms. GO to Symptom Chart .

    Engine (Diagnosis and Testing)
    Special Tool(s) Commercially Available Leakdown Tester Quick Disconnect Compression Tester 134-R0212 or equivalent Dial Indicator Gauge Adapter 303-007 (TOOL-6565-AB) ...

    Symptom Chart
    Condition Possible Sources Action Difficult starting Damaged ignition system. Damaged fuel system. Damaged starting system. Damaged charging ...

    Other materials:

    Component Tests
    Idle Air Control (IAC) Valve 1. Open the hood. 2. NOTE: Key symptom is elevated idle speed while noise is occurring. NOTE: "Snapping" the throttle can induce the noise. Verify the condition by operating the vehicle for a short time. 3. Inspect the IAC valv ...

    Output Shaft and Direct Clutch Cylinder
    Special Tool(s) Compressor, Clutch Spring 307-015 (T65L-77515-A) Protector, Piston Seal 307-080 (T80L-77234-A) Protector, Transmission Direct Clutch Outer Fluid Seal 307-422 Material Item Specification ...

    Lumbar Assembly
    Removal and Installation All vehicles 1. Remove the front seat. For additional information, refer to Seat-Front Power in this section. 2. Release the J-clip. 3. Remove the seat backrest latch handle knob (62762). 4. Pull the seat backrest trim cover ...