Fuel Injection System Diagnostics
Fuel injection ECU carries out continuous checks. The following sensors and components supply fuel injection system ECU with information.
- Mass Airflow Sensor (MAF Sensor)
- Throttle Switch
- Engine Temperature Sensor
- Heated Oxygen Sensor (HO2S)
- A/C Compressor
- Speedometer
- Automatic Transmission ECU
- Ignition ECU, With Signals Indicating:
- Engine Speed And Cooling Fan