Engine Controls - System & Component Testing

• Introduction
• Air Induction Systems
  • Intake Air Bypass (IAB) Control System
    • Notes
    • IAB Control System
    • IAB Control Valve
  • Throttle Body
• Computerized Engine Controls
  • PGM-FI Control System
• Modules, Motors, Relays & Solenoids
  • Air Pump Relay
  • PGM-FI Main Relay
    • Notes
    • Relay Testing
  • Throttle Valve Control Motor Relay
• Fuel Systems
  • Notes
  • Fuel Pressure Release
  • Fuel Injector Resistor
    • Testing
  • Fuel Pressure Regulator
    • Testing
  • Fuel Pump Operation
    • Testing
  • Fuel Pump Relay
  • Fuel Pump Resistor
• Idle Control Systems
  • Air Conditioning Signal
  • Alternator Fr Signal
  • A/T Shift Position Signal
  • Brake Switch Signal
  • Clutch Switch Signal
  • M/T Neutral Position Switch Signal
  • Starter Switch Signal
• Emission Control Systems
  • Onboard Refueling Vapor Recovery (ORVR) System
    • Vent Shut Valve Float
    • Vent Shut Valve
• Variable Valve Timing
  • VTEC Spool Valve