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P0440 Diagnostic Trouble Code Discussion for March 2011

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2001 Nissan Altima SE 2.4L MIL Lamp on VIN: 1N4DL01D51
P0440: EVAP System Small Leak Detected. ... p1441,& p0440. First I am trying to find the source of the leak for the code p01441 however I am unable to see any leaks. I also tested vacuum purge valve, canister vent valve, vacuum cut valve thru an active test as well as by removing them doing test...
March 01, 2011
2003 Dodge Ram 1500 SLT 5.7L MIL Lamp on
P0440: General Evap System Failure. Got this Ram truck that keeps setting P0440. Was at Dealer, they replaced purge solenoid for $400 and sent the customer on there way. Light came right back on. Recently bought AVI DVD explaining this system and it seems pretty simple. Smoke tested system per D...
March 30, 2011