What Is An Engine Self Check?

Nowadays, engines are controlled by electronic devices, not purely mechanical. There are various electronic components and sensors on the engine. The so-called engine self check refers to each time the engine is powered on, the central controller of the engine, similar to the computer CPU, will perform a logical check on these electronic components. If a fault is found, it will prompt the owner through the indicator light. If there are no faults, you can start driving normally.