Is replacing oxygen sensor important?

Related questions

1. What does the oxygen sensor in a car do?
2. Can you drive your car with a bad o2 sensor?
3. Do you have to replace all oxygen sensors?
4. Is it necessary to replace oxygen sensor?
5. Can I drive my car with a bad oxygen sensor?
6. What happens if you don't replace oxygen sensor?
7. Does oxygen sensor affect gas mileage?
8. Can you drive with a bad oxygen sensor?
9. Does oxygen sensor affect performance?
10. Is an o2 sensor necessary?

Tags

1. #other
2. #oxygen
3. #regulate
4. #means
5. #engine
6. #sensors
7. #mixture
8. #modern
9. #emissions
10. #should
11. #control
12. #provides
13. #measuring
14. #levels
15. #monitoring
16. #several
17. #vital
18. #sensor
19. #replaced
20. #input
21. #systems
22. #performance
23. #functions