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Porsche 911

Report: Internal Leak at Oil Seperator Can Cause Fuel Trim and Oxygen Sensor Limit Faults

Porsche 911 Problem
11 Reports
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Model Years Affected: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

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

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