See, the thing bothers me is, if it's vacuum leak or DISA valve, why ONLY bank 2? 
Quote:
Originally Posted by crystalworks
Yeah, unfortunately those codes can be thrown by all sorts of things. Vac leaks (you smoked it already so good on you, most don't), MAF, DISA valve (maybe), exhaust leaks, fuel pump/filter, etc.
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01' 3.0i E53 (M54) with 164,000 miles 
07' 3.0si E83 (N52) with 134,000 miles 
08' 3.0si E70 (N52) with 91,000 miles 
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