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P0455 Diagnostic Trouble Code Discussion for April 2012

EVAP System Large Leak


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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2006 Chevrolet Trailblazer LT 4.2L Misfire, MIL Lamp on VIN: 1GNDT13SX6
P0455: EVAP System Large Leak Detected. MIL light on, codes p0014 and p0455, reading all of the notes on iatn, most vehicles had driveability issues, this trailblazer runs good, gas mileage is good, only a few random misfires in cylinder 6. Not familiar with this issue. Has anyone else run into this...
April 03, 2012
2010 Ford Escape XLT 2.5L MIL Lamp on VIN: 1FMCU0D77A
P0455: no test port how do I hook up for a test port. Cannot find a test port and cannot find a adaptor for it. We hooked a hose to purge solenoid inlet hose??? This vehicle is equiped with no fuel cap.
April 05, 2012
2001 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: 3VWSD69M41
P0455: large evap leak detected. smoked evap system at test port on right inner fender, found no smoke coming from anywhere. checked on top fuel tank under neath right rear seat. tested and smoked from evap lines at right rear of vehicle found no smoke coming from anywhere. performed ohms tes...
April 23, 2012