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P0446 Diagnostic Trouble Code Discussion for June 2005

EVAP Vent System Performance

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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
1998 Toyota Corolla CE 1.8L MIL Lamp on VIN: 1NXBR12E9W
P0446: EVAP Vent Control Solenoid Circuit Malfunction. ... light on. code p0446---evap control system vent control circuit. after checking out the vehicle, the vapor pressure sensor vacuum switching valve (vsv) was rusted and stuck. have seen alot of problems with the other valves back there, so i replaced the ent...
June 02, 2005
1996 Mercury Sable GS 3.0L MIL Lamp on VIN: 1MELM5OU1T
P0446: evap vent circuit fail. by the calibration this vehicle should be enhanced evap. evap pid always reads yes. i need to know if anyone knows the connector location for the evap vent solenoid. alldata and ford dealer in town show it back under the spare tire, but there is no connector b...
June 20, 2005
1998 Chevrolet K1500 Cheyenne 5.7L MIL Lamp on VIN: 2GCEK19R2W
P0446: EVAP Vent System Performance. The Mil lite has come on 2 times now for this code wehave been over the system both times the data looks good the valve opens and closes checked voltages and grounds resistance on valve ok checked for restrictions from cannister to fuel tank ok we even dropped...
June 29, 2005