Engine Controls - Basic Diagnostic Procedures

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• Fuel System
  • Preliminary Checks
    • Notes
    • Engine Does Not Crank
    • Engine Cranks But Will Not Start
  • Fuel Pressure Release
    • 1.8L
    • 2.2L
    • All Others
  • Fuel Pressure
  • Fuel Injectors
    • Fuel Injector Check
    • Fuel Injector Circuit
  • Inertia Switch
• Ignition Checks
  • DISTRIBUTORLESS Ignition System (Dis)
    • Spark Check
  • DURA-Spark II System
    • Spark Check
  • Electronic DISTRIBUTORLESS Ignition System (EDIS)
    • Spark Check
  • Thick Film Ignition IV (TFI-IV) System
    • Spark Output Check
  • Ignition Coil Resistance
• Idle Speed & Ignition Timing
  • Notes
  • 4-Cylinder Ignition Timing
  • 4-Cylinder Idle Speed
  • V6 Ignition Timing
  • V6 Idle Speed
  • V8 Ignition Timing
  • V8 Idle Speed
  • Idle Mixture Adjustment
• Throttle Position Sensor (TPS) Adjustment
  • Notes
  • 1.8L With Manual Transmission
  • Except 1.8L With Manual Transmission
• Summary