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also thay side is bank 1. They say could be oxygen senser
i got a good o2 sensor you can try my car is a engine code u and the only reason i replaced all of them is due to i broke three out of four so i said f*** ill buy all new well the cat system is out so i got a good one kicking around if you are interested
 

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Discussion Starter · #4 ·
So no one can offer any help. I dissconnected battery and it was good for one day but light is back on and same code p1131. All the places are saying i need to goto dealer and i dont have the cash to goto dealer. Cae seems to run the same just getting sucky gas mileage. I have 132k on it
 

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That code indicates O2 sensor lack of switching. Probably need a new O2 sensor.
 
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