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:

    Pinpoint Test M: DTC B1891 - Air Bag Tone Warning Indicator Circuit Shorted to Battery or Ignition
    Normal Operation The restraints control module (RCM) monitors its connection to the generic electronic module (GEM) at pin 10. This connection is used to signal a chime if the air bag indicator is inoperative and another SRS fault exists. If the RC ...

    Symptom Charts
    Symptom Chart - Air Leak and Wind Noise Condition Possible Sources Action Air leak around door perimeter Loose fit seal. Seal installed incorrectly. Door misaligned. Scuff plate installed incor ...

    Vibrate Software
    Vibrate Software (Rotunda tool number 215-00003) is a diagnostic aid which will assist in pinpointing the source of unacceptable vibrations. The engine's crankshaft is the point of reference for vibration diagnosis. Every rotating component will have an angu ...