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got the dtc 17545 /p1137, bank 1 long term fuel trim too rich, on my 2001 rs4, would seem to be an air leak, does anyone have any suggestions where to start looking, have heard the vaccum hoses perrish after awhile.
any help would be appreciated
thanks
sean

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http://wiki.ross-tech.com/index.php/17545/P1137/004407