Check Engine Light Due to Internal Vacuum Leak at Oil Seperator on Porsche 911

Problem Description and Possible Solution

Various fuel trim and oxygen sensor limit fault codes can be traced to an internal vacuum leak at the oil separator.


Problem Data
RepairPal Verified
Average mileage: (–)
12 model years affected: 1999, 2000, 2001, 2002, more2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
12 people reported this problem
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