Engine Controls - Theory & Operation
- Introduction
- Computerized Engine Controls
- Notes
- Engine Control Module (ECM)
- Input Devices
- Notes
- Absolute Pressure (AP) Sensor
- A/C Switch
- Intake Air Temperature (IAT) Sensor
- Battery Voltage Compensation
- Camshaft Position (CMP) Sensor (G20)
- Camshaft Position (CMP) Sensor (Q45)
- Closed Throttle Position (TP) Switch
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- EGR Temperature Sensor
- Fuel Level Sensor (G20)
- Fuel Tank Temperature (FTT) Sensor
- Heated Oxygen Sensor (HO2S)
- Ignition Switch
- Intake Valve Timing Control (IVTC) Position Sensor (Q45)
- Knock Sensor (KS)
- Mass Airflow Sensor
- Neutral Switch (M/T Models)
- Park/Neutral Position (PNP) Switch
- Power Steering Pressure Switch
- Secondary Throttle Position (TP) Sensor (Q45)
- Throttle Position (TP) Sensor
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- A/C Clutch
- Cooling Fan Motor
- Cooling Fan Relay
- Evaporative Emission Control System (EVAP)
- Exhaust Gas Recirculation (EGR) Control
- Fuel Injector
- Fuel Pump Control Module (FPCM)
- Fuel Pump Relay
- Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) Valve
- Idle Speed Control
- Ignition Timing Control
- Transmission Control Module (TCM)
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls