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P0455 Diagnostic Trouble Code Discussion for November 2012

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2007 Audi A4 Quattro 2.0L No Start VIN: WAUDF78E07
P0455: Gross leak. ... after filling it up with fuel. Got it going and than ran fine. With less than 1/4 tank it will give me a P0455 & also check fuel filler cap right away. It will not through any codes when full however. Smoke tested fine & charcoal canister is not fu...
November 21, 2012