Engine Controls - Theory & Operation

• Introduction
• Air Induction Systems
  • Throttle System
  • Turbocharger
• Computerized Engine Controls
  • Notes
  • Engine Control Module
  • Input Devices
    • Notes
    • A/C Pressure Sensor
    • Brake Light Switch
    • Camshaft Position Sensor
    • Engine Coolant Temperature Sensor
    • Engine Speed (RPM) Sensor
    • Ignition Switch +50 Supply
    • Intake Air Temperature Sensor
    • Knock Sensor
    • Mass Airflow Sensor
    • Heated Oxygen Sensor
    • Oil Pressure Switch
  • Output Signals
    • Notes
    • A/C Compressor Clutch
    • A/C Condenser Fan
    • Boost Pressure Control (BPC) Valve
    • Canister Purge (CP) Valve
    • Dynamic Stability Assistance (DSA)
    • Engine Cooling Fan
    • Malfunction Indicator Light
    • Fuel Injectors
    • Fuel Pump
    • Ignition Coil/Power Stage
    • Leak Diagnostic Pump
• Fuel Systems
  • Fuel Delivery
    • Fuel Pump
  • Fuel Control
    • Notes
    • Fuel Injectors
  • Idle Speed
    • Notes
    • Idle Air Control Valve
• Ignition Systems
  • Electronic Ignition
  • Ignition Timing Control
    • Continuous Variable Valve Timing (CVVT)
    • Ignition Timing Advance Control
    • Knock Sensor
• Emission Systems & Sub-Systems
  • Crankcase Ventilation
  • Fuel Evaporative System (EVAP)
    • Notes
    • Canister Purge (CP) Valve
  • Leak Diagnostic System
    • Notes
    • Function Test
    • Leak Diagnostic
• Self-Diagnostic System
  • Notes
  • Malfunction Indicator Light