Engine Controls - Theory & Operation
- Introduction
- Air Induction System
- Computerized Engine Controls
- Port Fuel Injection (PFI)
- Throttle Body Injection (TBI)
- Electronic Control Module (ECM)
- Input Devices
- Notes
- A/C Switch
- Mass Airflow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor (Justy)
- Barometric Pressure (BARO) Sensor
- Camshaft Position (CMP) Sensor (Impreza & Legacy)
- Crankshaft Position/Cylinder Position (CKP/CYP) Sensor (Justy & Loyale)
- Crankshaft Position (CKP) Sensor (Impreza, Legacy & SVX)
- Engine Coolant Temperature (ECT) Sensor
- Knock Sensor (KS)
- Idle Switch
- Inhibitor Switch (A/T)
- Neutral & Park Switch
- Oxygen (O2) Sensor
- Pressure Switch (Turbo)
- Throttle Position (TP) Sensor (Except Justy)
- Throttle Switch (Justy)
- Vehicle Speed Sensor (VSS)
- Output Signals
- Fuel System
- Ignition Systems
- Emission Systems
- Self-Diagnostic System