Through preventive service and maintenance, you can run the car smoothly and safely. When something wrong arises in the Audi Q5, you may notice that the check engine light is illuminated on the dashboard of your car automatically. Moreover, it is the first indicator that something may not function efficiently in your car. The following slide defines the causes behind the activated check engine light on the dashboard of your Audi Q5.

1. What Causes Audi
Q5 Check Engine
Light To Come On in
Bellevue?

2. Nothing strikes fear
into the heart of a
car owner like a
check engine light.

3. When it illuminates,
there is a chance
that could be a major
issue in the Audi Q5.

4. While it is important
to inspect your car
shortly after the
check engine light
appears.

5. There are a number of
reasons that can activate
the check engine light on
the dashboard.

6. The following points
define the causes
behind the activated
check engine light in
Audi Q5.

7. Failed oxygen
sensor

8. An oxygen sensor measures the
amount of unburned oxygen in
the exhaust system.

9. If you notice a decline in fuel
economy and activated
check engine light, then
check your oxygen sensor.

10. Failed mass
airflow sensor

11. Mass airflow sensor measures
the amount of air entering the
engine of your Audi.

12. Always have your mass
airflow sensor checked,
when the check engine
light comes on.

13. Loose gas cap

14. Gas cap seals the fuel system
and ensures proper pressure is
maintained in the gas tank.

15. If your gas cap isn’t on
tightly, this could be the
reason your check
engine light is on.

16. Damaged
catalytic
converter

17. A catalytic converter is an exhaust
containing a catalyst that converts
pollutant gases into less harmful
ones.

18. When your
catalytic
converter is
failing, you will
notice the check
engine light
comes on.

19. Worn spark plugs
or wires

20. Spark plugs ignite the
air/fuel mixture in the
combustion chamber of
your car.

21. Without properly
functioning spark
plugs, your car
will not start and
activate the check
engine light.

22. Conclusion

23. A flashing check engine
light indicates a major
internal failure and
requires immediate
attention.

24. Regardless of the
problem, do not ignore
the check engine light
and fix it by a
mechanic.

25. https://www.serviceatlandmark.com/