Engine Controls - Basic Diagnostic Procedures

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• No-Start Diagnosis
  • No-Start/Normal Crank
    • Notes
    • Preliminary Checks
    • Miscellaneous Component Or System Checks
    • Engine Will Now Start & Run Normally At Part Throttle
    • Additional Intermittent Testing
• Fuel Systems
  • Preliminary Checks
  • Fuel Pressure Release
  • Fuel System Pressure
    • Natural Gas Engines
    • Gasoline Engines
  • Fuel Injectors
    • Fuel Injector Resistance
    • Fuel Injector Check
  • Inertia Fuel Shutoff Switch
• Ignition Systems
  • Preliminary Checks
  • EDIS (DISTRIBUTORLESS) Ignition System
    • Notes
    • Spark Check
  • Ignition Coil Resistance
• Idle Speed & Ignition Timing
  • Notes
  • Idle Mixture Adjustment
  • Ignition Timing
• Throttle Position Sensor Adjustment
• Summary