What is the reason for the engine light on the dashboard?

[GraceMarie]

The reasons for the engine light appearing on the dashboard are: 1. Sensor issues; 2. Maintenance problems; 3. Fuel quality issues; 4. Poor combustion of the air-fuel mixture; 5. Spark plug carbon buildup; 6. Engine knocking; 7. Oxygen sensor failure; 8. Coolant temperature sensor damage. Methods to address the engine light on the dashboard: 1. Observe the engine self-check light; 2. Pay attention to whether the engine coolant temperature is too high; 3. Check if the engine is low on oil; 4. Observe if the engine is running smoothly; 5. If any of the above conditions exist, it is necessary to visit the nearest auto repair shop for maintenance.