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P0440 Diagnostic Trouble Code Discussion for September 2006

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2001 Pontiac Grand Prix GT 3.8L Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G2WP52K61
P0440: EVAP System No Flow During Purge. Vehicle originally came in for transmission complaint. Reflashed computer, which fixed the original complaint, but now we have a new problem. After sitting for at least 4 hours, the car will hesitate and surge slightly when taking off from the first stop sign ...
September 01, 2006
1998 Nissan Frontier XE 2.4L MIL Lamp on VIN: 1N6DD26S7W
P0440: EVAP System Small Leak Detected. code po440 evap system small leak. smoke tested and found small valve behind spare tire leaking. has 1 hose going to it.not sure what it is or if it needs to be turned off.fuel cap tested ok.
September 12, 2006
2003 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 1G2HX54K83
P0440: EVAP System No Flow During Purge. Hoping that perhaps someone like a gm tech has come across this problem and can help. I have a recurring PO440(Evap system leak) code. I have already replaced the gas cap twice and the vent valve AND also smoke tested the system twice. Smoke testing indicates ...
September 18, 2006
2002 Kia Sportage 2.0L MIL Lamp on VIN: KNDJA72312
P0440: EVAP System Malfunction. I have a repeat P0440, what I would like to know is how the evap system works on this Kia sportage and if there are any comment problems with the evap system or what would cause a P0440 code.,replaced CCV, check out for broken lines and gas cap ( factory origi...
September 25, 2006