Engine Controls - Theory & Operation - Gasoline
- Introduction
- Air Induction System
- Computerized Engine Controls
- Notes
- Powertrain Control Module (Pcm)/Vehicle Control Module (VCM)
- Input Devices
- Notes
- A/C On (A/C Request) Signal
- Battery Voltage
- Brake Switch Feedback
- Engine Coolant Temperature (ECT) Sensor
- Cranking Signal
- Digital Ratio Adapter Controller (DRAC)
- EGR Pintle Position
- Fuel Pump Feedback
- Gear Switches
- Knock Sensor (KS)
- Manifold Absolute Pressure (MAP) Sensor
- Intake Air Temperature (IAT) Sensor (Some Engines)
- Oxygen Sensor (O2S)
- Park/Neutral Position (PNP) Switch
- Pressure Switch Manifold (PSM) (4L60-E & 4L80-E Transmission)
- Throttle Position (TP) Sensor
- Transmission Temperature Sensor (TTS) (4L60-E & 4L80-E Transmission)
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- A/C Clutch Relay
- Air Injection Control Solenoid
- Cruise Control Solenoids
- SERVICE ENGINE SOON Light
- EGR System
- Electronic Ignition (EI)
- Fuel Injectors
- Fuel Pump & Fuel Pump Relay
- Idle Air Control (IAC) Valve
- Self-Diagnostics
- Serial Data
- Shift Solenoids (4L60-E & 4L80-E Transmission)
- Torque Converter Clutch
- Transmission Shift Light (Manual Transmission)
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Pcm/VCM Controls