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P0442 Diagnostic Trouble Code Discussion for March 2005

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2000 Dodge Ram 1500 Laramie 5.9L evap code VIN: IB7HC13Z51
P0442: evap small leak. This car have a intermittent P0442 code (evap small leak) Car is very clean. Once cleared will set code again within some days. No driveability concerns. As I'm not used to these cars, equiped with leak detection pump, I ask where an how to begin diagnostics....
March 01, 2005
1999 Cadillac Catera 3.0L MIL Lamp on VIN: W25466RWEW
P0442: EVAP System Small Leak (0.040") Detected. does any one or has any one encountered this problem before . if so could us a couple leads to try. thank you.
March 04, 2005
2000 Saturn SL1 1.9L MIL Lamp on VIN: 1G8ZG5287Y
P0442: EVAP System Medium Leak (0.040") Detected. ... confused. his saturn has a code P0442, comes in about a month after clearing. Has been cleared three times. this time customer guarantees he did not leave gas cap loose. So we went further with diagnosis. Smoke test evap system. Only leak was from vent sol...
March 22, 2005
2000 Chrysler LHS 3.5L MIL Lamp on VIN: 2C3HC56G1Y
P0442: EVAP System Medium Leak (0.040") Detected. this lhs has come in twice with the same problem, small leak in the evap system. i use an otc genysis for a scan tool because i don't have a drb unfortunately. i replaced the vacuum activated vent vent do to the large salt deposit. next we checked gas cap, fue...
March 29, 2005