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P0455 Diagnostic Trouble Code Discussion for July 2012

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2001 Nissan Frontier SC 3.3L MIL Lamp on VIN: 1N6MD27T11
P0455: EVAP System Gross Leak Detected. ... engine light on and set code P0455-large evap leak, we performed a smke test on this vehicle, seem to be leaking around the gas cap, removed and replaced gas cap with an OEM gas cap, also the tech said we need the evap control pressure sensor and the evap ...
July 03, 2012
2004 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC52F34
P0455: EVAP System Large Leak Detected. ... light on. With a trouble code P0455.This should be simple and straight forward " right ". About 40,000 miles ago it had the same code , after doing our test with our EVAP smoke machine we determined the vent was bad so we replaced it and all was go...
July 23, 2012