Engine Controls - Basic Diagnostic Procedures

• Identification
  • Engine Application
• Introduction
• Preliminary Inspection
  • Visual Inspection
  • Mechanical Inspection
    • Compression (2.8L VR6, Engine Code AES)
    • Compression (2.8L VR6, Engine Code AXK)
    • Exhaust System Backpressure
• Fuel System
  • Fuel Pressure
    • Notes
    • Fuel System Pressure Release (2.8L VR6, Engine Code AES)
    • Fuel Pressure Test (2.8L VR6, Engine Code AES)
    • Fuel System Pressure Release (2.8L VR6, Engine Code AXK)
    • Fuel Pressure Test (2.8L VR6, Engine Code AXK)
  • Fuel Pump Volume Check
    • 2.8L VR6 (Engine Code AES)
    • 2.8L VR6 (Engine Code AXK)
  • Fuel Pump Check Valve
    • Notes
    • 2.8L VR6 (Engine Code AES)
    • 2.8L VR6 (Engine Code AXK)
  • Fuel Pump Amperage Draw
    • Notes
    • 2.8L VR6
• Ignition Systems
• Idle Speed & Ignition Timing