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P0442 Diagnostic Trouble Code Discussion for May 2006

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2001 Toyota Sienna LE 3.0L MIL Lamp on VIN: 4T3ZF13C01
P0442: EVAP System Small Leak Detected. Vehicle came in a week ago with Mil(s) for PO440,PO442 Evap failures. Checked system and found no leaks at this time. Also looked up Tsbs and found one for canister closed valve, replaced valve and sent customer on his way. A week later its back and i have spe...
May 02, 2006
2000 Ford Taurus SE 2-Valve 3.0L MIL Lamp on VIN: 1FAFP5528Y
P0442: small evap leak detected. This car has a problem with the evap system,Smoke tested and no leaks found anywhere.Customer states when the fuel guage gets to a 1/4 tank the check engine light comes on and a code p0422,small evap leak.Im not familiar with this system.Any help would be grea...
May 20, 2006