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P0440 Diagnostic Trouble Code Discussion for September 2008

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2003 Dodge Dakota Sport 4.7L MIL Lamp on VIN: 1D7HG38N53
P0440: General EVAP System Failure. ... for code P0440 and we replaced the LDP (with Chrysler part), light stayed off until last month. This time we found codes P0440 and P0456. Checked all Evap hoses, canister, purge solenoid operation and flow, smoke tested evap and holds pressure. Replaced ga...
September 15, 2008
2000 Chevrolet Prizm 1.8L MIL Lamp on VIN: 1Y1SK5285Y
P0440: evap system. we have tested through the diag charts we tested the cannister purge valve, the canister vent valve & wiring to all the testing process wants me to preasurize the tank I have no way to do this is there any other way?
September 17, 2008
2002 Saturn L200 2.2L MIL Lamp on VIN: 1G8JU54F32
P0440: EVAP System Performance. My question is the fuel pressure sensor in the fuel tank has a voltage of 1.67 with cap off.My spec's say it should be 2.35-2.85.Is this correct before I spend 89.00 on this part?If the spec's are correct I found my problem and thankes for the input it's alway...
September 19, 2008
2002 Buick LeSabre Custom 3.8L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G4HP54K92
P0440: EVAP System No Flow During Purge. Greetings. This 2002 Lesabre has a miss in it. Along with the miss is a rattle noise. Have checked spark plug(and tried new one with no luck), checked fuel pressure which is ok, checked injector flow--ok, checked for vacuum leaks(twice) and none found. Ohmed s...
September 24, 2008