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Will new O2 sensor help my engine run better

Tiny
RIEBED
  • MEMBER
  • 2000 KIA SEPHIA
Hi will a o2 sensor smooth out a rough running engine- haven't had a working one in for about 2 months-had to replace the front Cat./Front pipe and that took about 2 months time to order and install. Now I'm ready to install the final o2 sensor in the front replaced front pipe and Cat
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Thursday, November 10th, 2011 AT 10:46 PM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Go to this link for more information: https://www.2carpros.com/articles/engine-stalls
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Thursday, November 10th, 2011 AT 10:50 PM
Tiny
DRCRANKNWRENCH
  • MECHANIC
  • 3,380 POSTS
It can sometimes, but usually it will have more of an affect on fuel mileage.

Here is a link to a walk through diagnostic for rough running engines.

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

Let me know if you have any questions and I will get back ASAP.
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Thursday, November 10th, 2011 AT 10:54 PM

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