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P0442 Diagnostic Trouble Code Discussion for January 2010

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2004 Ford Expedition XLT 5.4L MIL Lamp on VIN: 1FMPU16L44
P0442: small evap leak detected. hello everyone and thank you for your help in advance. this ford is a goverment land management truck so it gets beat the hell out of and it continues to set this evap code that i cannot figure out i have smoked it mulituple times koeo and koer from both ports...
January 06, 2010
2004 Buick Century Limited 3.1L MIL Lamp on VIN: 1G4HR54K14
P0442: EVAP System Small Leak Detected. Have a repeat offender PO442 Evap leak, smoke checked several times, looked for connection problems as suggested in archives, finding no leaks, suspect tank pressure sensor, except for the vent solenoid nothing fails when in shop and takes several weeks for li...
January 13, 2010