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P0446 Diagnostic Trouble Code Discussion for April 2009

EVAP Vent System Performance

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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
1997 Toyota Celica GT 2.2L MIL Lamp on VIN: JT2DG02T5V
P0446: EVAP Vent Control Solenoid Circuit Malfunction. ... EVAP codes. P0441 - purge flow, P0446 - vent valve, P0450 - pressure sensor. I went through the diagnostics procedures in all data. This Evap system have a traditional round canister and not the newer rectangular canister. C...
April 01, 2009