How to repair codes P1166 and P1167?

Tiny
LARRYTHEFIZZ
  • MEMBER
  • 2002 HONDA CRV
  • 4 CYL
  • 4WD
  • AUTOMATIC
  • 131,000 MILES
Two codes coming up, P1166 and P1167. Heater Circuit fault what is it, and how to fix?
Wednesday, September 2nd, 2009 AT 11:06 AM

1 Reply

Tiny
KASEKENNY
  • MECHANIC
  • 18,907 POSTS
These are o2 sensor codes. So, we need to run through the testing attached in order to determine what the issue is.

However, here are a couple of guides that will help with this:

https://www.2carpros.com/articles/how-to-test-an-oxygen-sensor-02-sensor

https://www.2carpros.com/articles/how-to-replace-an-oxygen-sensor

Please follow the testing below and let us know what questions you have, and we can go from there.

Thanks
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Wednesday, December 29th, 2021 AT 5:00 PM

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