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P0455 Diagnostic Trouble Code Discussion for April 2007

EVAP System Large Leak


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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2004 Chevrolet Venture Plus 3.4L MIL Lamp on VIN: 1GBDX23E94
P0455: EVAP Vent Large Leak Detected. I have this van in for P0455. Did an evap smoke test no leaks found. Tried to run evap service bay test but it timed out. The fuel tank pressure sensor reads -3.5 to -4.1 inhg even when running test. I am leaning towards the fuel tank pressure sensor but am un...
April 02, 2007
2001 Kia Sephia 1.8L MIL Lamp on VIN: KNAFB12415
P0455: EVAP System Large Leak Detected. ... morning. the problem is check engine ligth is on, scanned code. it's come up with code p0455 and p0740, and p1624 output check . i test the evap purge solenoid. it open with battery power and close without power. then i remove the canister for crack, but c...
April 14, 2007
2000 Dodge Dakota SLT 4.7L MIL Lamp on VIN: 1B7GL2AN4Y
P0455: EVAP System Large Leak (0.080") Detected. Have leaked tested with smoke.Only leak at filter.Can block manually by jumping ldp solenoid.SO scanner showing change in valve position but no change in flow. Can trigger purge valve with scanner but notldp solenoid.Ldp voltage w/blue ok. Continuity on w/gree...
April 18, 2007
2004 Chevrolet Venture Plus 3.4L MIL Lamp on VIN: 1GBDX23E94
P0455: EVAP Vent Large Leak Detected. I have this van in for P0455. Did an evap smoke test no leaks found. Tried to run evap service bay test but it timed out. The fuel tank pressure sensor reads -3.5 to -4.1 inhg even when running test. I am leaning towards the fuel tank pressure sensor but am un...
April 02, 2007
2001 Kia Sephia 1.8L MIL Lamp on VIN: KNAFB12415
P0455: EVAP System Large Leak Detected. ... morning. the problem is check engine ligth is on, scanned code. it's come up with code p0455 and p0740, and p1624 output check . i test the evap purge solenoid. it open with battery power and close without power. then i remove the canister for crack, but c...
April 14, 2007
2000 Dodge Dakota SLT 4.7L MIL Lamp on VIN: 1B7GL2AN4Y
P0455: EVAP System Large Leak (0.080") Detected. Have leaked tested with smoke.Only leak at filter.Can block manually by jumping ldp solenoid.SO scanner showing change in valve position but no change in flow. Can trigger purge valve with scanner but notldp solenoid.Ldp voltage w/blue ok. Continuity on w/gree...
April 18, 2007