Engine Controls - Theory & Operation
- Introduction
- Air Induction System
- Computerized Engine Controls
- Electronic Control Module (ECM)
- Engine Immobilizer System
- ECM Power Source
- Variable Valve Timing (VVT) System
- Input Devices
- Notes
- Accelerator Pedal Position Sensor
- Air/Fuel (A/F) Sensor (ES300 California Emission Models)
- Battery Signal
- Brakelight Signal
- Camshaft Position Sensors
- Crankshaft Sensor
- Cruise Control ECU
- EGR Temperature Sensor (ES300)
- EGR Position Sensor (ES300)
- Engine Coolant Temperature (ECT) Sensor
- EVAP Vapor Pressure Sensor
- Heated Oxygen Sensor (HO2S)
- Intake Air Temperature (IAT) Sensor
- Knock Sensor
- Ignitor
- Mass Airflow (MAF) Sensor
- Park/Neutral Position (PNP) Switch
- Starter Signal
- Throttle Position (TP) Sensor
- Variable Valve Timing (GS400, LS400 & SC400)
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- A/C Clutch
- A/C-Cut Control System
- A/C Idle-Up System
- ACIS Vacuum Switching Valve (VSV)
- EFI Main Relay
- EGR Valve (ES300)
- EGR Vacuum Switching Valve (VSV) (ES300)
- Electronically Controlled Transmission/Transaxle
- Electronic Spark Advance System
- EVAP Canister VSV
- Fuel Injectors
- Fuel Pump
- Fuel Pump ECU (Except ES300)
- Idle Speed Control System
- Ignitor
- Intake Air Control Valve System
- Malfunction Indicator Light
- Oxygen Sensor Heater Control
- Self-Diagnostics
- Throttle Control Motor
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls