Engine Controls - Basic Diagnostic Procedures - Gasoline

• Model Identification
• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• A-3, No-Start Diagnosis
  • Definition
  • No Start - Engine Cranks Okay
    • General Inspection
    • Ignition System
    • Fuel System
• Basic Fuel System Checks
  • Fuel System Pressure Relief
  • Fuel System Pressure Test
    • Test Description
    • Diagnostic Procedure
  • Injector Circuit Diagnosis (A-4)
• C-4, Basic Ignition System Checks
  • Circuit Description
  • Enhanced Ignition System Check
    • Notes
    • Diagnostic Aids
• Idle Speed & Ignition Timing
• On-Board Diagnostic (OBD) System Check
  • Notes
  • Engine Controls - Basic Diagnostic Procedures - Gasoline
    • The OBD System Check determines:
  • A-1, Malfunction Indicator Light (Mil)
    • Notes
    • Diagnostic Aids
  • A-2, No Scan Tool Data
• Summary