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Old 05-23-2009, 02:24 PM   #3
BMWh0r3
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Join Date: Mar 2007
Location: PA
Posts: 4,781
My Ride: 325CIvic
its the sensors. had the codes pop up in my car. bank 1 is intake side and bank 2 is exhaust. good luck.



edit: get oem sensors. from what i've read, the aftermarket ones last one day or 3 months. in other words, they suck
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