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Stupid question: where are the O2 sensors located and are they easy to change?

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Old 12-09-2007, 07:13 PM
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Default Stupid question: where are the O2 sensors located and are they easy to change?
And why aren't they listed in the 2.7T engine introduction PDF?
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Old 12-09-2007, 07:31 PM
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your car has 4 of them. two on the downpipes, PITA to change, two after cats for emissions..
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Old 12-09-2007, 07:41 PM
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Thanks!
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Old 12-09-2007, 09:06 PM
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Default B2S1 is the toughy. The rest are fairly easy
<center><img src="http://pictureposter.audiworld.com/105190/sensorsbanks.jpg"></center><p>we don't have the S3 sensors shown in the picture.
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Old 12-09-2007, 10:06 PM
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Default Hey, if you need help let me know, im down by cities.
Finishing up stage 3 on my car, but would help you if needed.
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