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P0440 Diagnostic Trouble Code Discussion for January 2010

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2002 Toyota Sienna LE 3.0L MIL Lamp on VIN: 4T3ZF13C52
P0440: EVAP Control System Large Leak Detected. all data not working for now, need all the input on this matter& thanx for helping in the past.
January 09, 2010
2000 Buick LeSabre Limited 3.8L Poor Idle Quality, Stall VIN: 1G4HR54K7Y
P0440: EVAP System Malfunction. car came in with stalling problem when tank was full. found vent solenoid to be stuck closed and charcoal canister full of fuel. both long and short term fuel trims were at -20 during purge. replaced parts and road tested car ran fine. two weeks later car back...
January 28, 2010