Part 20: Is Sensor Ground the Same as Chassis Ground? — The Pitfall of the Voltage Reference Used by the ECU

The ECU can detect sensor abnormalities. However, it cannot diagnose everything about itself.In the previous installment, I explained the mechanism behind why sensor signals are used in the range of ...

Part 18: What is a 5V Reference Voltage? — Why Sensors Use 5V and the Danger of Losing a Single 5V Line

Car electricity is not just 12VWhen people think of car electricity, many think of the 12V battery.The battery is 12V. The ...