Ford Mustang Service Manual: Component Tests

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 .

    Symptom Chart
    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 ...

    Sprockets
    Engine (Diagnosis and Testing) Special Tool(s) Commercially Available Leakdown Tester Quick Disconnect Compression Tester 134-R0212 or equivalent Dial Indicator Gauge ...

    Other materials:

    Exhaust Gas Recirculation (EGR) Valve - Cobra
    Engine Emission Control (Description and Operation) CAUTION: Do not remove any part of the engine emission control system. Operating the engine without the engine emission control system will reduce fuel economy and engine ventilation. This will weaken engin ...

    Oil Filter Adapter
    Engine WARNING: Do not operate the engine with the hood open until the fan blade has been first examined for possible cracks and separation. The 4.6L (4V) (281 CID) is a V-8 engine with the following features: dual overhead camshafts four valves per cyl ...

    Symptom Charts
    Road Test NOTE: It may be necessary to have the customer ride along or drive the vehicle to point out the concern. During the road test, take into consideration the customer's driving habits and the driving conditions. The customer's concern just may be an a ...