What Does Check Engine Light Mean in your Audi A4 in Simi Valley

The emergence of different types of warning signs which indicates that the engine of your Audi A6 has some defects should never be ignored. Identify and repair the malfunctions in the engine as soon as possible to prevent any major mechanical failure. To get more information in this regard, please have a look at this slide.

1. What Does Check Engine Light Mean In Your Audi A4 In Simi Valley ?

2. Check engine light acts as a warning sign which warns the driver about the malfunctions in the system.

3. The engine control module or ECM regulates the engine operation in a vehicle.

4. When it detects malfunctions in the engine, it would turn on the check engine light to warn the driver about the problem.

5. So, the illumination of check engine light on the dashboard of your Audi should not be neglected.

6. Have a look at some of the most common reasons behind the illumination of check engine light in a vehicle.

7. What causes check engine light to come on?

8. Faulty oxygen sensor

9. The job of an oxygen sensor is to assist the ECM to regulate the air-fuel mixture within the combustion chamber.

10. However, a defective O2 sensor could not do its job properly which could ultimately affect the engine performance.

11. When the ECM detects faults in the oxygen sensor, it would turn on the check engine light on the dash.

12. Failing spark plugs

13. The spark plug is responsible for generating the electrical spark for the combustion of the air-fuel mixture.

14. Defects in the spark plug or ignition system could adversely affect the engine performance.

15. When the ECM detects malfunctions in the ignition system, it would turn on the check engine light.

16. Failing exhaust system

17. The main function of an exhaust system is to get rid of the byproducts of the internal combustion process.

18. Malfunctions in the exhaust system could affect the performance of your vehicle.

19. It could trigger the check engine light in your Audi A4.

20. Failing air/fuel delivery system

21. Air/fuel delivery system ensures a continuous supply of air and fuel into the combustion chamber.

22. Disruption in air or fuel supply due to the failure of the air/fuel delivery system could kill the engine of your Audi A4.

23. Fix the faults in the system to ensure a continuous supply of air and fuel into the combustion chamber of the engine.

24. Wrapping up

25. Illumination of the check engine light on the dashboard of your Audi A4 indicates that something is clearly wrong with your vehicle that needs immediate attention.

26. So, contact a reliable car repair shop immediately to fix the faults in the system responsible for the emergence of such signs.

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