Engine Controls - Theory & Operation
- Introduction
- Computerized Engine Controls
- Notes
- Control Unit
- Input Devices
- Notes
- A/C Request (A/C On)
- Mass Air Flow Sensor (MAF)
- Battery Voltage
- Engine Coolant Temperature (ECT) Sensor
- Crankshaft Position (CKP) Sensor
- Camshaft Position (CMP) Sensor
- EGR Pintle Position Sensor
- Heated Oxygen Sensor (HO2S)
- Intake Air Temperature (IAT) Sensor
- Knock Sensor (KS)
- Manifold Absolute Pressure (MAP) Sensor
- Oxygen Sensor (O2S)
- Park/Neutral Switch (A/T) & Inhibitor Switch (M/T)
- Power Steering Pressure Switch (PSPS)
- RPM Reference Signal
- Throttle Position (TP) Sensor
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- CHECK ENGINE Light or Malfunction Indicator Light (MIL)
- Direct Ignition System (DIS)
- EGR Valve
- Electronic Spark Advance
- Electronic Spark Timing (EST)
- Fuel Disable Mode (Engine Speed)
- Deceleration Mode
- Clear Flood Mode
- Acceleration Mode
- Fuel Injectors
- Fuel Pressure Regulator
- Fuel Pump
- Fuel Pump Relay
- Heated Oxygen Sensor (HO2S)
- Idle Air Control (IAC) Valve
- Oxygen Sensor (O2S)
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System