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Need to know where 02 sensor is Bank 1 Sensor 2?

Tiny
KERNEY_INC
  • MEMBER
  • 2001 MITSUBISHI ECLIPSE
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 91,247 MILES
I have error code P0141 - "02 censor heater circuit malfunction Bank 1 Sensor 2". I need to know which 02 censor this is in relation to the car. Do you have a diagram or very good directions on exactly where this 02 censor is so I can change it out? Please advise. Thank you!
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Sunday, September 21st, 2008 AT 5:16 PM

2 Replies

Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
The bank 1 sensor 2 oxygen sensor is on the right side of the engine just below the catalytic converter. Here is a generic guide to help walk you thorught he steps with the location featured in the images below.

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

Please let us know if you need anything else to get the problem fixed.
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Sunday, September 21st, 2008 AT 5:29 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
You have 4 of them

B1S2 is the O2S on the exhaust manifold close to the firewall follow it to the back should be right after the catalytic converter.
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Sunday, September 21st, 2008 AT 5:32 PM

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