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P0440 Diagnostic Trouble Code Discussion for April 2014

General EVAP System Failure


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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2001 Buick LeSabre Custom 3.8L Excessive Emissions, No Start, Cuts out, Stall, VIN: 1G4HP54K81
P0440: EVAP System No Flow During Purge. ... with a complaint of stalling and hard starting. Customer explained to us that he already replaced: Harmonic Balancer, Fuel Pump and some fuel lines, Crank Sensor, Ignition Module, Spark Plugs, Relays (which ones unknown), Air Filter, AND that he “Cleaned ...
April 14, 2014
2001 Buick LeSabre Custom 3.8L Excessive Emissions, No Start, Cuts out, Stall, VIN: 1G4HP54K81
P0440: EVAP System No Flow During Purge. ... with a complaint of stalling and hard starting. Customer explained to us that he already replaced: Harmonic Balancer, Fuel Pump and some fuel lines, Crank Sensor, Ignition Module, Spark Plugs, Relays (which ones unknown), Air Filter, AND that he “Cleaned ...
April 17, 2014
2001 Saturn L200 2.2L MIL Lamp on VIN: 1G8JU52F81
P0440: EVAP System Performance. I have this Saturn setting a P0440. Ftps v reading only 1.55v. Going through the trouble tree, with fuel cap off ftpv should read 2.3 to 2.8v. Tried a new sensor with little change. checked wiring for any kind short or open and found none. With sensor disconne...
April 22, 2014