Engine Controls - Theory & Operation

• Introduction
• Air Induction System
• Computerized Engine Controls
  • Notes
  • Engine Control Module
  • Input Devices
    • Notes
    • A/C Switch
    • Camshaft Position Sensor
    • Chassis Acceleration Sensor (Spectra)
    • Crankshaft Position Sensor
    • Engine Coolant Temperature Sensor
    • Fuel Tank Pressure Sensor
    • Heated Oxygen Sensors
    • Intake Air Temperature Sensor
    • Knock Sensor
    • Mass Airflow Sensor
    • Manifold Absolute Pressure Sensor (Optima & Magentis (Canadian) 2.4L & Sedona)
    • Power Steering Pressure Switch
    • Throttle Position Sensor
    • Transaxle/Transmission Range Switch (A/T)
    • Vehicle Speed Sensor
  • Output Signals
    • Notes
    • A/C Relays
    • Canister Close Valve
    • Exhaust Gas Recirculation Control Solenoid Valve
    • Electronic Gas Injection Main Relay
    • Fuel Injectors
    • Fuel Pump Relay
    • Ignition Control Module
    • Leak Detection Pump (Spectra)
    • Malfunction Indicator Light
    • Purge Control Solenoid Valve
• Fuel System
  • Fuel Delivery - RETURNLESS System (Spectra)
    • Notes
    • Fuel Delivery Module
    • Fuel Pressure Regulator
    • Fuel Pump
  • Fuel Delivery - Conventional System
    • Notes
    • Fuel Pump
    • Fuel Pressure Regulator
  • Idle Speed
    • Idle Air Control Valve
• Ignition Systems
  • DISTRIBUTORLESS Ignition System
• Emission Systems
  • Notes
  • Exhaust Gas RECIRCULATION Control
    • Optima & Magentis (Canadian) 2.4L
  • Fuel Evaporation System
    • Notes
    • Purge Control Solenoid Valve
    • Fuel Tank Pressure Sensor
  • Positive Crankcase Ventilation
• Self-Diagnostic System
  • Notes
  • Malfunction Indicator Light