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I have a 2002 Deville with a P0141 code. 02 heater circuit bank 1 sensor 2

Tiny
BTSCHOEPE
  • MEMBER
  • 2002 CADILLAC DEVILLE
  • 101,000 MILES
I have a 2002 deville with a p0141 code. 02 heater circuit bank 1 sensor 2. Can anything other than the sensor cause this? And wich one of the sensors is it?
Saturday, April 14th, 2012 AT 9:02 PM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Its near rear flange of the catalytic converter-could be the sensor, wiring or the computer-
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Saturday, April 14th, 2012 AT 9:11 PM
Tiny
BTSCHOEPE
  • MEMBER
  • 2 POSTS
Ok so it is the sensor downstream directly behind cat? Thanks
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Saturday, April 14th, 2012 AT 9:15 PM
Tiny
RIVERMIKERAT
  • MECHANIC
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Yes. You're welcome.
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Monday, April 16th, 2012 AT 9:40 PM

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