Engine Controls - Theory & Operation

• Introduction
• Air Induction System
  • 4-Port Induction
  • Charge Air Cooler
  • Turbochargers
• Computerized Engine Controls
  • Notes
  • Control Unit
  • Input Devices
    • Notes
    • A/C Switch
    • Battery Power Circuit
    • Clutch Pedal Position (CPP) Switch
    • Crankshaft Position Sensors (CPS)
    • EGR Switch (California Only)
    • Engine Coolant Thermosensor (ECT)
    • Fuel Thermosensor
    • Heat Hazard Sensor
    • Heated Oxygen Sensor (HO2S)
    • Intake Air Temperature Sensor (IATS)
    • Knock Sensor (KS)
    • Manifold Absolute Pressure (MAP) Sensor
    • Mileage Sensor
    • Oil Metering Pump
    • Overdrive Switch (A/T)
    • Oxygen (O2S) Sensor
    • Park/Neutral Position (PNP) Switch
    • Park/Neutral Switch (PNS)
    • Power Steering Pressure (PSP) Switch
    • Throttle Position Sensor (TPS)
    • 5th Gear Switch (M/T)
    • Vehicle Speed Sensor (VSS)
  • Output Signals
    • Notes
    • By-Pass Air Control (BAC) Valve Solenoid
    • Malfunction Indicator Light
    • Ignitor Module
    • Fuel Injectors
    • EGR Control Solenoid
    • Secondary Air Injection System Solenoids
    • Turbocharger Control
    • Double Throttle Control Solenoid
• Fuel System
  • Fuel Delivery
    • Fuel Pump
    • Fuel Pump Relays
    • Fuel Pressure Regulator
  • Fuel Control
    • Electronic Gasoline Injection (EGI) System
    • Fuel Injectors
  • Idle Speed
    • Idle Control Valves
• Ignition System
  • Electronic Ignition System
    • Coils & Ignitor
  • Ignition Timing Control System
    • Ignition Timing Advance Control
    • Detonation (Knock) Retard Operation
• Emission Systems
  • Deceleration Control System
  • Exhaust Gas RECIRCULATION (EGR)
  • Fuel Evaporation System
  • Purge Control Solenoid Valve
  • Vapor Vent System
  • Secondary Air Injection Control System
• Self Diagnostic System
  • Notes
  • Malfunction Indicator Light (Mil)
• Miscellaneous Controls
  • Notes
  • A/C Clutch
  • Radiator Fan Control
• Wiring Diagrams