Two common causes are loose gas cap and cracked hoses between the tank and engine.
Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Trouble code P0401 means: Exhaust Gas Recirculation Flow Insufficient Detected replace the EGR valve Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
A malfunction with the emission control system has been detected , scan for trouble codes to diagnose and repair
The powertrain control module has detected a possible problem with the emission control system. Have your vehicle scanned for any trouble codes in order to repair the problem.
P0442 Evaporative Emission Control System Leak Detected (small leak) Can be a loose or defective gas cap, or many other things. Also check all vacuum lines.
Trouble code P1457 means: EVAP Emission Control System Leak Detected (Control Canister System)
The powertrain control module has detected a possible problem with the emission control system. Have your vehicle scanned for any trouble codes in order to repair the problem.
evaporative emission control system ,vent system performance code p0446
The powertrain control module has detected a possible problem with the emission control system. Have your vehicle scanned for any trouble codes in order to repair the problem.