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P0446 Diagnostic Trouble Code Discussion for June 2006

EVAP Vent System Performance

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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
1998 Kia Sephia 1.8L MIL Lamp on VIN: KNAFB1213W
P0446: EVAP Vent Control Circuit Malfunction. Attention Kia techs!! This one has us scratching our head! when this car came in it had a code po446 we found the canister had gas in it and the vent valve was not working. we replaced both of these but the code came back on our test drive. It was a pending c...
June 15, 2006
2001 Geo prizm 1.8L MIL Lamp on VIN: 1V1SK54871
P0446: evap vent system performance. after first repair car came back with ses light on again, but now is setting code p0441 for no flow during purge. smoke tested evap system, no problems found. pressure tested evap system no problem found. tested all soilnoids on and off car. all ohmed out ok a...
June 19, 2006
1996 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF12BXT
P0446: EVAP Vent Control Solenoid Circuit Malfunction. ... complaining of a check engine light on and possible oil leak. We found a code P0446 for the evaporative emissions control. We also found the vapor canister leaking some type of fluid, I do not believe it is gas. The canister and the rack and pinion are cov...
June 26, 2006