Check for vacuum leaks and good electrical connection at the EVAP vent solenoid
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
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?
need help
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
Evaporative Emissions Control Vent
Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
Check vacuum lines and canister first
Probably the vent control solenoid by the fuel tank.
Here is a video on how to fix engine code p0449