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

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: 43,500 (43,500–43,500)
14 model years affected: 1997, 1998, 1999, 2000, more2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
15 people reported this problem
Viewing 1 - 1 of 1 comments
Oil separator failed leading to oil in the 02 sensor caused check engine light to illuminate