Engine Controls - Theory & Operation

• Introduction
• Air Induction System
  • Variable Inertia Charging System (VICS - MIATA & Protege 1.8L)
  • Variable Resonance Induction System (VRIS - MILLENIA 2.5L & 626 2.5L)
  • Variable Tumble Control System (VTCS - Protege 1.6L)
  • Intake Manifold Runner Control (IMRC - MPV)
• Computerized Engine Controls
  • Notes
  • Powertrain Control Module (Pcm)
  • Input Devices
    • Notes
    • A/C Amplifier
    • A/C Pressure Switch
    • A/C Switch
    • Brake Switch
    • Camshaft Position (CMP) Sensor
    • Closed Throttle Position Switch
    • Clutch Pedal Position Switch (M/T)
    • Coolant Temperature Sensor
    • Crankshaft Position (CKP) Sensor
    • Differential Pressure Feedback EGR (DPFE) Sensor
    • EGR Boost Sensor
    • EGR Position Sensor
    • Engine Coolant Temperature (ECT) Sensor
    • Fuel Tank Pressure Sensor
    • Heated Oxygen Sensor (HO2S)
    • Intake Air Temperature (IAT) Sensor
    • Knock Sensor (Millenia & 626)
    • Main Relay
    • Mass Airflow (MAF) Sensor (Except 626 2.5L)
    • Manifold Absolute Pressure (MAP) Sensor (Millenia 2.3L)
    • Neutral Switch
    • Octane Adjust Shorting Bar (B2500, B3000 & B4000)
    • Power Steering Pressure Switch
    • Speedometer Sensor
    • Throttle Position (TP) Sensor
    • Transmission Fluid Temperature (TFT) Sensor
    • Transmission Range Sensor
    • Vehicle Speed Sensor (VSS)
    • Volume Airflow Sensor (626 2.5L)
  • Output Signals
    • Notes
    • A/C Cut-Out System
    • A/C Relay
    • By-Pass Air Control (BAC) Valve
    • Canister Purge Solenoid
    • EGR Valve
    • Malfunction Indicator Light (MIL)
    • Fuel Injectors
    • Fuel Pump
    • Fuel Pump Relay
    • Idle Air Control (IAC) Valve
    • Ignition Timing Advance Control
    • Pressure Regulator Control (PRC) Solenoid
• Fuel System
  • Fuel Delivery
    • Fuel Pump
    • Fuel Pump Relay
    • Fuel Pressure Regulator
    • Pressure Regulator Control (PRC) Solenoid
  • Fuel Control
    • Fuel Injectors
  • Idle Speed
    • A/C Cut-Out System
    • By-Pass Air Control (BAC) Valve
    • Idle Air Control (IAC) Valve
• Ignition Systems
  • DISTRIBUTORLESS Ignition System
    • Millenia 2.3L & MPV
  • Electronic DISTRIBUTORLESS Ignition System (EDIS)
    • B2500, B3000 & B4000
  • Electronic Ignition System
    • Millenia 2.5L
  • Ignition Timing Control Systems
    • Ignition Timing Advance Control
    • Detonation (Knock) Retard Operation
• Emission Systems
  • Notes
  • Deceleration Control System
  • Exhaust Gas RECIRCULATION (EGR) System
  • Fuel Evaporation System
    • Notes
    • Canister Purge Solenoid Valve
    • Vapor Vent System
  • Positive Crankcase Ventilation (PCV)
• Self-Diagnostic System
  • Notes
  • Malfunction Indicator Light (Mil)
• Miscellaneous Controls
  • Notes
  • A/C Clutch Cycling Pressure Switch (CCPS)
  • Wide Open Throttle A/C (WAC) Cut-Off