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P0440 Diagnostic Trouble Code Discussion for November 2006

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
1997 Nissan Pathfinder XE 3.3L MIL Lamp on VIN: JN8AR05Y5V
P0440: EVAP System Small Leak Detected. replaced knock sensor and evap vent solenoid. truck came back with light on again with same codes.
November 02, 2006
1996 Volvo 850 2.4L MIL Lamp on VIN: YVILW5545T
P0440: Evap Emission Control. ... our shop. We see it every 5000 miles for it's regular maintenance. Our customer ran over something in the road and broke her evap cannister in the LF fender area. We ordered a new one and installed it. After car left, we got a call from her stating the che...
November 05, 2006
1997 Buick Century Custom 3.1L MIL Lamp on VIN: 2G4WS52MXV
P0440: EVAP System No Flow During Purge. This vehicle keeps setting a P0440 code. Have smoked EVAP system and found on leaks. Have gone in and activated both purge solenoid and vent solenoid with scan tool and both are working properly. Have tested fuel tank pressure sensor and is within spec and not...
November 06, 2006
2000 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF28B9Y
P0440: EVAP Control System Large Leak Detected. OK, before i get too deep into all these codes, I have found some vacuum line problems. On the front motor mount, there is PWM electronically controlled vacuum valve. There are three vacuum lines attached, one out the top that goes to the air intake, the upper...
November 07, 2006
2001 Chevrolet Tracker 2.0L MIL Lamp on VIN: 2CNBJ13C11
P0440: evap system fault. ... in for insp with mil on. in pa, that fails.during the normal testing,noticed rusty water in evap vent solenoid.replaced with oe and threw a new oe gas cap at it for good measure considering the mileage.i have a mt 2500 and v tronix 3100 but they dont have ...
November 17, 2006
1996 Pontiac Sunfire SE 2.2L MIL Lamp on VIN: 1G2TB1241T
P0440: EVAP System Malfunction. ... 2.2l, it was my co-tech job and now my headache.it got code p0440a. he replaced gascap purge and vent solenoid, still no fix.i smoke tested it no leak and i can activate both solenoid using the scanner and it work. once it reach operating temp. at around 1...
November 18, 2006