Engine Controls - Basic Diagnostic Procedures - 3.5L, 3.9L & 4.2L

• Identification
  • Notes
  • Engine Identification Code
• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Cylinder Compression Pressure
• Fuel Systems
  • Notes
  • Fuel Pressure
  • Depressurizing/Pressurizing Fuel System
• Ignition Systems
  • Ignition System
    • Notes
    • Test 1
    • Test 2
    • Test 3
    • Test 4
    • Test 5
    • Test 6
    • Test 7
  • Vacuum Delay Valve
    • Valve Air Flow Check
    • External Leakage Check
• Idle Speed & Ignition Timing
  • Base Ignition Timing
  • Centrifugal Timing Advance
  • Base Idle Speed (1990-Early 95)
    • Notes
    • Equipment
    • Procedure
• Summary