Engine Controls - Theory & Operation
- Introduction
- Computerized Engine Controls
- Notes
- Electronic Control Unit (Ecu)
- Input Devices
- Notes
- Coolant Temperature Sensor
- Crankshaft Angle Sensor
- Detonation (Knock) Sensor
- Exhaust Gas (Oxygen) Sensor
- Exhaust Gas Temperature Sensor (California)
- Fuel Temperature Sensor (M30)
- Gear Position (M30)
- Mass Airflow Meter (G20)
- Mass Airflow Meter (M30 & Q45)
- Park/Neutral Relay (Q45)
- Power Steering Oil Pressure Switch (G20 & Q45)
- Sub-Crank Angle Sensor (Q45)
- Throttle Position Sensor (TPS) & Idle Switch
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- A/C Clutch Control
- Airflow Meter Self-Cleaning
- Air Regulator (G20 & M30)
- Auxiliary Air Control Solenoid
- Canister Purge Solenoid (Q45)
- CHECK ENGINE Light
- ECCS Relay
- EGR Control Solenoid
- Fuel Injectors
- Fuel Pressure Regulator
- Fuel Pump Control Unit (Q45)
- Fuel Pump Relay
- Ignition Coil Relay (Q45)
- Oxygen Sensor Heating Element (Exhaust Gas Sensor)
- Power Transistor(s) & Ignition Coil(s)
- Self-Diagnostic System
- Valve Timing Control Solenoids (Q45)
- Fuel System
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls