Engine Controls - Description & Operation (Except Diesel & Hybrid)

Vehicle Emission Control Information (VECI)
- VECI Decal
- VECI Decal Location
- Engine/Evaporative Emission (EVAP) System Information
Vehicle Certification Label
- Base Engine Calibration Information
- Vehicle Certification Label Location
- Engine Calibration Code
Vehicle Emission Control Information (VECI) Acronym Definitions
Engine Control Components
- Notes
- Accelerator Pedal Position (APP) Sensor
- Air Conditioning (A/C) Clutch Relay (A/CCR)
- Air Conditioning (A/C) Cycling Switch
- Air Conditioning Evaporator Temperature (ACET) Sensor
- Air Conditioning (A/C) High Pressure Switch
- Air Conditioning Pressure (ACP) Sensor
- Brake Pedal Position (BPP) Switch
- Brake Pedal Switch (BPS)/Brake Deactivator Switch
- Camshaft Position (CMP) Sensor
- Canister Vent (CV) Solenoid
- Check Fuel Cap Indicator
- Clutch Pedal Position (CPP) Switch
- Coil On Plug (COP)
- Coil Pack
- Cooling Fan Clutch
- Crankshaft Position (CKP) Sensor
- Cylinder Head Temperature (CHT) Sensor
- Differential Pressure Feedback Exhaust Gas Recirculation (EGR) (DPFE) Sensor
- Differential Pressure Feedback Exhaust Gas Recirculation (EGR) (DPFE) Sensor - Tube Mounted
- Electric Exhaust Gas Recirculation (EEGR) Valve
- Electronic Throttle Actuator Control (TAC)
- Electronic Throttle Body (ETB) Position Sensor
- Engine Coolant Temperature (ECT) Sensor
- Engine Oil Temperature (EOT) Sensor
- Evaporative Emission (EVAP) Canister Purge Valve
- Exhaust Gas Recirculation (EGR) Orifice Tube Assembly
- Exhaust Gas Recirculation (EGR) System Module (ESM)
- Exhaust Gas Recirculation (EGR) Vacuum Regulator (EVR) Solenoid
- Exhaust Gas Recirculation (EGR) Valve
- Fan Control
- Fan Speed Sensor (FSS)
- Fuel Injectors
- Fuel Level Input (FLI)
- Fuel Pump (FP) Module
- Fuel Pump Module and Reservoir
- Fuel Rail Pressure (FRP) Sensor
- Fuel Rail Pressure Temperature (FRPT) Sensor
- Fuel Rail Pulse Damper
- Fuel Rail Temperature (FRT) Sensor
- Fuel Tank Pressure (FTP) Sensor
- Heated Oxygen Sensor (HO2S)
- Idle Air Control (IAC) Valve
- Inertia Fuel Shutoff (IFS) Switch
- Intake Air Temperature (IAT) Sensor
- Intake Manifold Tuning Valve (IMTV)
- Knock Sensor (KS)
- Mass Air Flow (MAF) Sensor
- Output Shaft Speed (OSS) Sensor
- Power Steering Pressure (PSP) Sensor
- Power Steering Pressure (PSP) Switch
- Power Take-Off (PTO) Switch and Circuits
- Powertrain Control Module - Vehicle Speed Output (PCM-VSO)
- Secondary Air Injection (AIR) Bypass Solenoid
- Secondary AIR Diverter Valve
- Secondary AIR Pump
- Starter Motor Request (SMR) Circuit
- Throttle Position (TP) Sensor
- Transmission Control Indicator Lamp (TCIL)
- Transmission Control Switch (TCS)
- Vapor Management Valve (VMV)
- Vehicle Speed Sensor (VSS)
- Wide Open Throttle A/C Cut-Off (WAC)
Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD Vehicles
Powertrain Control Hardware
- Powertrain Control Module (PCM)
- PCM Locations
- Fuel Injector Interface Module
- Fuel Pump Driver Module (FPDM)
- Keep Alive Memory (KAM)
- Hardware Limited Operation Strategy (HLOS)
- Integrated Electronic Ignition System
- Power and Ground Signals
Powertrain Control Software
- Computer Controlled Shutdown
- Engine RPM/Vehicle Speed Limiter
- Fail-Safe Cooling Strategy
- Failure Mode Effects Management
- Flash Electrically Erasable Programmable Read Only Memory (EEPROM)
- Fuel Trim
  - Short Term Fuel Trim
  - Long Term Fuel Trim
- High Speed Controller Area Network (CAN)
- Idle Air Trim
- Idle Speed Control Closed Throttle Determination - Applications Without Electronic Throttle Control
- Multiplexing
- Multiplexing Implementation
- Standard Corporate Protocol (SCP)
Malfunction Indicator Lamp (Mil)
Catalyst And Exhaust Systems
- Overview
- Catalytic Converter
- Light Off Catalyst
- Three-Way Catalyst (TWC) Conversion Efficiency
- Exhaust System
- Underbody Catalyst
- Three-Way Catalytic (TWC) Converter
- Exhaust Manifold Runners
- Exhaust Pipes
- Heated Oxygen Sensors (HO2S)
- Muffler
Dual-Injection Fuel Delivery System
- Overview
- Fuel Select Switch (FSSW) Circuit
- Fuel Rails
- Fuel Injectors
- Fuel Injector Interface Module
Evaporative Emission (EVAP) Systems
- Overview
- Enhanced Evaporative Emission (EVAP) System
Exhaust Gas RECIRCULATION (EGR) Systems
- Overview
- Differential Pressure Feedback Exhaust Gas Recirculation (EGR) (DPFE) System
- Electric Exhaust Gas Recirculation (EEGR) System
  - Highlights of the EEGR System
  - Overview
- Exhaust Gas Recirculation (EGR) System Module (ESM)
  - Overview
Fuel Systems
- Overview
- Electronic Returnless Fuel System (ERFS)
- Fuel Pump Control - ERFS
- Fuel Pump Monitor (FPM) - ERFS
- Mechanical Returnless Fuel System (MRFS)
- Fuel Pump Control - MRFS
- Fuel Pump Monitor (FPM) - MRFS
- Fuel Filters
- Pressure Test Point
Ignition Systems
- Overview
- Integrated Electronic Ignition System
- Engine Crank/Engine Running
- CMP FMEM
Intake Air Systems
- Overview
- Throttle Body System Overview
- Overview of the Intake Manifold Runner Control (IMRC) and Intake Manifold Tuning Valve (IMTV) Systems
- Intake Manifold Runner Control (IMRC) Electric Actuated System
- Intake Manifold Runner Control (IMRC) Vacuum Actuated System
- Intake Manifold Tuning Valve (IMTV) System
Positive Crankcase Ventilation (PCV) System
- Overview
- PCV Types
  - Heated Tubes
  - PCV Valves
- Hardware
Powertrain Control Module (Pcm) Controlled Charging System
- Overview
Secondary Air Injection (Air) System
- Overview
- Secondary AIR System
Supercharger And INTERCOOLER Systems
- Supercharger Bypass (SCB) System
- Supercharger Assembly
- Supercharger Bypass (SCB) Solenoid
- Vacuum Reservoir Assembly
- Intercooler System
Torque Based Electronic Throttle Control (Etc)
- Overview
- Electronic Throttle Body (ETB)
- Accelerator Pedal Position (APP) Sensors
- Electronic Throttle Control (ETC) System Strategy
- Accelerator and Throttle Position (TP) Sensor Inputs
- Throttle Plate Position Controller (TPPC) Outputs
Variable Camshaft Timing (VCT) System
- Overview
- Variable Camshaft Timing (VCT) System
On-Board Diagnostics (OBD) Monitors
- OBD-I and OBD-II Overview
Catalyst Efficiency Monitor
- Notes
- General Catalyst Monitor Operation
Cold Start Emission Reduction Monitor
- Overview
- Low Idle Airflow Test
  - Notes
  - Cold start emission reduction low airflow test operation:
- Spark Timing Monitor
Comprehensive Component Monitor (CCM)
Electric Exhaust Gas RECIRCULATION (EEGR) System Monitor
Evaporative Emission (EVAP) Leak Check Monitor
- Notes
- Engine On EVAP Leak Check Monitor
- Engine Off Natural Vacuum (EONV) EVAP Leak Check Monitor
Exhaust Gas RECIRCULATION (EGR) System Monitor - Delta Pressure Feedback (DPFE) EGR And EGR System Module (ESM)
Fuel System Monitor
Heated Oxygen Sensor (Ho2S) Monitor
Misfire Detection Monitor
- Notes
- Misfire Monitor Operation
- Low Data Rate System (LDR)
- High Data Rate System (HDR)
- Neural Network System
- Generic Misfire Processing
- Profile Correction
- Misfire Monitor Specifications
Positive Crankcase Ventilation (PCV) System Monitor
Secondary Air Injection (Air) System Monitor
Thermostat Monitor
Variable Camshaft Timing (VCT) Monitor