Engine Controls - Theory & Operation
- Introduction
- Computerized Engine Controls
- Notes
- Electronic Control Module (ECM)
- Input Devices
- Notes
- A/C Signal
- Clutch Switch
- Camshaft/Crankshaft Position Sensor
- EGR Temperature Sensor
- Engine Coolant Temperature (ECT) Sensor
- Engine Start Signal
- Gear Position Switch (Federal)
- Idle Switch
- Ignition Signal
- Intake Air Temperature (IAT) Sensor
- Manifold Absolute Pressure (MAP) Sensor
- Heated Oxygen Sensor (HO2S)
- Throttle Position (TP) Sensor
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- Canister Purge Vacuum Switching Valve
- Malfunction Indicator Light (MIL)
- EGR Vacuum Switching Valve
- Fuel-Cut System
- Fuel Injector(s)
- Fuel Pump Relay
- Heated Oxygen Sensor Heater
- Idle Speed Control (ISC) System
- Ignition Advance Control
- Lock-Up Solenoid Relay
- Throttle Opener Vacuum Switching Valve
- Transmission Control Module
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls