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P1456 Diagnostic Trouble Code Discussion for December 2010

EVAP System Very Small Leak Detected

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Trouble Ticket Help Requests for DTC P1456
Help Request Posted
2003 Honda Odyssey EX 3.5L MIL Lamp on VIN: 5FNRL18013
P1456: EVAP System Leak Detected (Fuel Tank Area). ... code that willnot go away p1456 i know that cap is large problem but this is not the case here. we have done two caps,2way valve,plastic tube on filler neck.when we tested the car with snapon scanner there is a test that runs 13 or so tests did not pass th...
December 22, 2010