The car code p0446 is a faulty vent valve. To fix this problem, the vent valve will need to be replaced.
Trouble code P0446 means: EVAP Vent System Performance
need help
Check vacuum lines and canister first
Probably the vent control solenoid by the fuel tank.
Check for vacuum leaks and good electrical connection at the EVAP vent solenoid
My check engine light keeps coming on. The code comes up evap p0446. Where would I start with this. I know it could be the gas cap? Then where?
Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
Trouble code P0446 means: EVAP Vent System Performance
Trouble code P0446 means: EVAP Vent System Performance
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
Trouble code P0446 means: EVAP Vent System Performance
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction