Engine Controls - Theory & Operation

• Introduction
• Computerized Engine Controls
  • Notes
  • Electronic Control Unit (Ecu)
    • Notes
    • 4-Cylinder
    • 6-Cylinder
    • V8
  • Input Devices
    • Notes
    • Airflow Meter/Sensor (4-Cylinder)
    • Anti-Theft System (DWA)
    • Camshaft Position Sensor
    • Crankshaft (Speed/Position Pulse) Sensor
    • Engine (Coolant) Temperature Sensor
    • Hot-Wire/Hot-Film Airflow Meter (6-Cylinder & V8)
    • Intake Air Temperature Sensor (6-Cylinder & V8)
    • Intake Air Temperature Sensor (4-Cylinder)
    • Knock Sensor
    • Heated Oxygen (Sensor) Control
    • Throttle Position (TP) Sensor
    • Vehicle Speed Sensor (VSS)
  • Output Signals
    • Notes
    • A/C Compressor Shutoff
    • A/C Switch & Compressor
    • Malfunction Indicator Light (MIL)
    • Fuel Injectors
    • Fuel Tank Vent (Evaporation) Control
    • Fuel Pump Relay
    • Idle Speed Actuator
    • Ignition Timing & Anti-Knock Function
    • Ignition Timing Control
    • Kickdown Prevention
• Fuel System
  • Fuel Delivery
    • Fuel Pump
    • Fuel Pump Relay
    • Master Relay (DME Relay)
    • Fuel Pressure Regulator
  • Fuel Control
    • Catalytic Converter Protection (4-Cylinder)
    • Cold Start Control (6-Cylinder & V8)
    • Fuel Injectors (4-Cylinder)
    • Fuel Injectors (6-Cylinder & V8)
    • Oxygen Sensor Heater Relay & Heating Resistor
  • Idle Speed
    • Idle Speed Control Valve
• Ignition Systems
  • Direct Ignition System (Dis)
    • Ignition Timing & Anti-Knock Function (4-Cylinder)
    • (6-Cylinder & V8)
    • Catalytic Converter Protection Function (6-Cylinder & V8)
• Emission Systems
  • Fuel Tank Vent (Evaporation) Control
    • All Models
• Self-Diagnostic System
  • Self-Diagnostic Feature
  • Malfunction Indicator Light (MIL)
• Miscellaneous Controls
  • Notes
  • A/C Compressor Clutch
    • A/C Compressor Shutoff (4-Cylinder)
    • A/C Compressor Shutoff (Except 4-Cylinder)