Symptom Diagnosis

Symptom checks cannot be used properly unless the problem occurs while the vehicle is being tested. To reduce diagnostic time, ensure steps in BASIC DIAGNOSTIC PROCEDURES and appropriate articles:

• WIRING DIAGRAMS - 2.0L & 2.4L
• WIRING DIAGRAMS - 2.5L TBI
• WIRING DIAGRAMS - 2.5L FLEXIBLE FUEL
• WIRING DIAGRAMS - 2.5L V6
• WIRING DIAGRAMS - 3.0L
• WIRING DIAGRAMS - 3.3L
• WIRING DIAGRAMS - 3.5L

These symptoms are available for diagnosis.

• No Start Or Hard Start
• Starts But Stalls
• Hard To Start - Cold Engine
• Erratic Idle - Warm-Up
• Backfiring
• Incorrect Idle Speed
• Hesitation - Acceleration
• Hesitation - Coasting
• Knocking
• Engine Misfire - All Conditions
• Insufficient Engine Power
• Poor Fuel Economy
• Excessive HC & NOx