Engine Controls - Tests W/O Codes - EEC-IV

• Introduction
• Symptoms
  • Symptoms Diagnosis
• INTERMITTENTS
  • Intermittent Problem Diagnosis
  • Test Procedures
    • Intermittent Simulation
    • Continuous Monitor Mode (WIGGLE TEST)
    • KOEO WIGGLE TEST Procedure
    • KOER WIGGLE TEST Procedure
• Diagnostic Charts
  • Notes
  • Chart 1-No Crank
  • Chart 2-Cranks Normally But Slow To Start
  • Chart 3-Cranks Normally But Won't Run (Stalls)
  • Chart 4-Cranks Normally But Won't Start
  • Chart 5-Slow Return To Idle
  • Chart 6-Rough Idle
  • Chart 7-High Idle (Engine "Diesels")
  • Chart 8-Low Idle (Stalls On Deceleration Or Quick Stop)
  • Chart 9-Hesitates Or Stalls
  • Chart 10-Misses Under Load
  • Chart 11-Surges At Steady Speed
  • Chart 12-Backfire (Intake Or Exhaust)
  • Chart 13-Lack Of Power
  • Chart 14-Spark Knock (Pings)
  • Chart 15-Poor Fuel Economy
  • Chart 16-State Emission Test Failure
  • Chart 17-Shift Indicator Light & Audible Chimes On
  • Chart 18-Improper Shift
  • Chart 19-High Oil Consumption
  • Chart 20-Engine Runs Hot
  • Chart 21-Engine Runs Cold
  • Chart 22-Exhaust Smoke
  • Chart 23-Gas Smell
  • Chart 24-Engine Noise
  • Chart 25-Engine Vibrates At Normal Speeds