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P0455 Diagnostic Trouble Code Discussion for April 2006

EVAP System Large Leak


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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2000 Ford Mustang 3.8L high idile VIN: IFAFP4040Y
P0455: evap large leak. THE VECHICLE IDILES ABOUT 1200 RPM I CHECKED FOR VACUUM LEAKS UNDER THE HOOD A CANNOT LOCATE ANY. mY IAC READING ON THE SCANNER ARE AT 3.63 AT THE CURRENT IDILE WHEN I PUT THE CAR INTO GEAR THE IDILE IS 720 WHICH IS WHAT IT SHOULD BE A NORMAL IDILE IN PARK THE...
April 05, 2006
1999 Dodge Intrepid 2.7L MIL Lamp on VIN: 2B3HD46RXX
P0455: EVAP System Large Leak Detected. ... several times with code P0455 Large EVAP Leak & P0442 Small Evap Leak. HAve Followed the Mitchel Diag. Sheet for EVAP Leaks. Found the Canister cracked, one vacum line on top of the fuel tank kenked/cracked, LDP pump by the canister not holding vacum, ...
April 06, 2006
1998 Ford Windstar GL 3.8L MIL Lamp on VIN: 2FMZA5141W
P0455: Evap Gross Leak. ... with P0455 Large Leak and I found mushy grommet and hose connections, did plugs and motorvac, filters etc. Customer came bacK after two tanks of fuel with light on again. Smoked system, isolated different parts of system, tested purge valve for flow and le...
April 06, 2006
1999 Saab 9-5 SE 3.0L MIL Lamp on VIN: YS3EF48Z2X
P0455: large evap leak. ... with code p0455, large evap leak. i do not have saab tester so this is what i have found so far. with smoking the system, got a lot of smoke from the canister shut off valve under middle rear of car. i have pulled that out and activated the valve manually....
April 26, 2006