Engine Controls - Basic Diagnostic Procedures - 4.3L

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
    • Diagnosis
• No-Start Diagnosis
  • Notes
  • Definition
  • No Start - Engine Cranks Okay
    • Notes
    • General Inspection
    • Ignition System
    • Fuel System
• Basic Fuel System Checks
  • Fuel System Pressure Relief
  • Fuel System Pressure Test
  • Injector Circuit Diagnosis
• Basic Ignition System Checks
• Idle Speed & Ignition Timing
• On-Board Diagnostic (OBD) System Check
  • Notes
  • Malfunction Indicator Light (Mil)
  • DLC Diagnosis Or No Scan Tool Data
• Summary