Please help with oxygen sensor problem

[Dorinsky]

I have a 2004 liberty with a 3.7 engine, checking oxygen sensor circuit and found no power at the heated circuit side on all 4. Can someone please give me wire diagram info so i can fix this problem. I'm getting lots of oxygen sensor codes because of this...

 

[rjkj2005]

How about a link to the factory service manuals free


http://colorado4wheel.com/manuals/Jeep/KJ/

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