Engine Controls - Theory & Operation - EEC

• Introduction
• Air Induction System
  • Turbochargers
    • Notes
    • Boost Control Solenoid (BOOST)
    • Exhaust Turbine & Compressor Assembly
    • Intercooler
    • Wastegate & Actuator
  • Variable Induction System
    • High Speed Inlet Air (HSIA) System (1.8L)
• Computerized Engine Controls
  • Control Unit
  • Input Devices
    • Barometric Pressure (BP) Sensor
    • Brake On-Off (BOO) Switch
    • Clutch-Engage Switch
    • Coolant Temperature Sensor
    • Crankshaft Position Sensor (CPS)
    • Cylinder Identification (CID) Sensor
    • Idle Switch
    • Exhaust Gas Oxygen (EGO) Sensor
    • EGR Valve Position (EVP) Sensor
    • Engine Coolant Temperature (ECT) Sensor
    • Knock Control Unit (2.2L Turbo)
    • Knock Sensor (2.2L Turbo)
    • Manual Lever Position (MLP) Switch
    • Neutral Gear Switch (NGS)
    • Power Steering Pressure Switch (PSPS)
    • Self-Test Output/Self-Test Input (STO/STI) Connectors
    • Throttle Position Sensor (TPS)
    • Vane Airflow Meter (VAF)
    • Vane Air Temperature (VAT) Sensor
    • Vehicle Speed Sensor (VSS)
  • Output Signals
    • Notes
    • Canister Purge Solenoid
    • CHECK ENGINE Light
    • Cooling Fan
    • EGR System
    • Fuel Injectors
    • Fuel Pump Control
    • Idle Air Adjusting Unit
    • Idle Speed Control Valve
    • Pressure Regulator Control Solenoid Valve
    • Self-Diagnostics
    • Torque Converter Lockup
    • Wastegate Solenoid
• Fuel System
  • Notes
  • Fuel Delivery
    • Fuel Pump
    • Fuel Pump Relay
    • Fuel Pressure Regulator
    • Pressure Regulator Control (PRC) Solenoid
    • Fuel Pump Shutoff (Inertia) Switch
  • Fuel Control
    • Fuel Injectors
  • Idle Speed
    • Idle Speed Control (ISC) Solenoid (1.8L)
    • Idle Speed Control/By-Pass Air (ISC/BPA) Valve (2.2L)
    • Idle Switch
    • Throttle Position Sensor (TPS)
• Ignition Systems
  • 1.8L
  • 2.2L
• Emission Systems
  • Vacuum-Controlled Components
    • Vacuum Control Valves (VCV)
    • Vacuum Delay Valves
    • Vacuum Reservoir
    • Vacuum Restrictor
    • Vacuum Vent Valves
  • EGR System Components
    • Notes
    • Exhaust Gas Recirculation (EGR) Valve
    • EGR Backpressure Variable Transducer (2.2L Non-Turbo)
    • EGR Control Solenoid Valve
    • EGR Vent (EGRV) Solenoid (2.2L Turbo)
    • EGR Valve Position (EVP) Sensor
  • Evaporative Emission Control
    • Canister Purge (CANP) Solenoid Valve
    • Carbon Canister
    • Fill Control/Vent System
    • Purge Control Solenoid Valve
    • Pressure/Vacuum Relief Fuel Cap
    • Rollover Vent Valve (2.2L)
    • Vacuum Check Valve
    • Vapor Separator
  • Positive Crankcase Ventilation (PCV)
• Self-Diagnostic Systems
  • Notes
  • Check Engine Light
• Miscellaneous Controls
  • A/C Clutch Cycling Pressure Switch
  • Cooling Fan
  • Transmission
    • Torque Converter Lock-Up