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P0442 Diagnostic Trouble Code Discussion for December 2007

EVAP System Small Leak Detected


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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2001 Saturn SC1 1.9L idles at 1800 rpms VIN: 1G8ZN12811
P0442: EVAP System Medium Leak (0.040") Detected. The high idle speed of engine is intermitant and happens when coming to stop and shifting into neutral or just holding clutch pedal depressed. Shutting off ignition and restarting engine and idle speed normal again. Problem could happen again when driven or no...
December 03, 2007
1997 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWVA81H7V
P0442: evap. emmis. small leak detected. Hi gang, I'M Looking for help w/this vw jetta GT, I do have a Vag-com laptop loaded w/6.? software, i just don't know which adress word/measuring block to go to to get a pass,or fail from the Leak detection pump. Actually what I'D REALLY LOVE TO HAVE IS MEASUR...
December 16, 2007