P0133 Code wont go away!

194,000 MILES
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MATT2012
  • MEMBER
  • 1 POST
Hello:

I have a code p0133 that wont go away. So, far I have replaced the following: 2 sensors before and after catalytic converter and before.Used Bosch brand and wasn't sure if it matters OEM denso ,or Bosch is fine.Also, I have replaced the catalytic converter and put a universal unit on. But the light with the description of : slow response bank 1 unit 1 will not go away. Can someone please advise what is going on with my baby car?
Thank you,Matt
May 21, 2012 at 2:29 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check for an exhaust leak and inspect oxygen sensor wire for frayed/broken
May 21, 2012 at 3:03 PM
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