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P0455 Diagnostic Trouble Code Discussion for October 2014

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2007 Saab 9-5 2.3t 2.3L Excessive Emissions, MIL Lamp on VIN: YS3EH49G17
P0455: Large evap leak. ... check engine light on. Found P0455 with Tech 2. Attempted to run evap integrity test. Test would not run.(with trans in park, no pressing of either gas or brake pedals, and engine in closed loop.) Actuated close valve and smoke tested system. found close v...
October 07, 2014