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P1456 Diagnostic Trouble Code Discussion for November 2011

EVAP System Very Small Leak Detected

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Trouble Ticket Help Requests for DTC P1456
Help Request Posted
2001 Honda Civic LX 1.7L MIL Lamp on VIN: 2HGES16501
P1456: Fuel evap leak tank side. ... came in with the check engine light on with a P1456 fuel evap leak (tank side) code. The customer was at another shop and they replaced the gas cap and the light came back on a few days later with the same code. I performed all the tests, did a complete ev...
November 01, 2011