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P0455 Diagnostic Trouble Code Discussion for July 2014

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2011 Ford Escape Limited 3.0L MIL Lamp on VIN: 1FMCU0EG8B
P0455: evap gross leak or no flow. ... back in October 2013 car came in with code p0455, gross evap leak or no flow. smoke tested found that vent valve was not shutting off all the way. changed vent valve retested all was good. then in may car came back with code p0455, smoke tested found smoke...
July 08, 2014
2010 Ford Fusion SE 2.5L MIL Lamp on VIN: 3FAHP0HA0A
P0455: Evap Leak or no flow. Hey Techs. Vehicle has a P0455. No bi directional controls with Modis. Close vent valve with jumper, smoke test no leaks. Open capless system with special funnel smoke coming out of filler neck so capless filler neck is being tested. Test purge valve it is wor...
July 16, 2014