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P0446 Diagnostic Trouble Code Discussion for July 2008

EVAP Vent System Performance


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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
1997 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D1V
P0446: EVAP Vent Control Solenoid Circuit Malfunction. I really need help on this one. so as stated above i have replaced the fuel cap, charcoal canister and vent control, and evap pressure sensor as per tsb. i have checked the vent hose for obstruction as well as the vac lines that connect to the pressure sensor....
July 21, 2008
1996 Infiniti I30 3.0L MIL Lamp on VIN: JNKCA21D2T
P0446: evap circuit problem. hello tech`s we have a 1996 infiniti with code #po446 evap circuit problem. we have tested the system. replaced evap pressure sensor. evap vent canistor valve. we smoke tested system no leaks found. any ideas ,john
July 28, 2008
1997 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D1V
P0446: EVAP Vent Control Solenoid Circuit Malfunction. I really need help on this one. so as stated above i have replaced the fuel cap, charcoal canister and vent control, and evap pressure sensor as per tsb. i have checked the vent hose for obstruction as well as the vac lines that connect to the pressure sensor....
July 30, 2008
1997 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D1V
P0446: EVAP Vent Control Solenoid Circuit Malfunction. I really need help on this one. so as stated above i have replaced the fuel cap, charcoal canister and vent control, and evap pressure sensor as per tsb. i have checked the vent hose for obstruction as well as the vac lines that connect to the pressure sensor....
July 21, 2008
1996 Infiniti I30 3.0L MIL Lamp on VIN: JNKCA21D2T
P0446: evap circuit problem. hello tech`s we have a 1996 infiniti with code #po446 evap circuit problem. we have tested the system. replaced evap pressure sensor. evap vent canistor valve. we smoke tested system no leaks found. any ideas ,john
July 28, 2008
1997 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D1V
P0446: EVAP Vent Control Solenoid Circuit Malfunction. I really need help on this one. so as stated above i have replaced the fuel cap, charcoal canister and vent control, and evap pressure sensor as per tsb. i have checked the vent hose for obstruction as well as the vac lines that connect to the pressure sensor....
July 30, 2008