P0446 Code Causes, Symptoms, and Troubleshooting

P0446 Evaporative Emission Control System Vent Control malfunction. ... okay I got this same code recently and have not been able to figure ... The P0446 code indicates a problem with the vent control circuit in your vehicle's evaporative emission (EVAP) system. This system is designed ... Code P0446, otherwise known as Evaporative Emission Control System (EVAP) Vent Control Circuit Malfunction, indicates that your car's computer ... How to Fix a P0446 Engine Code on your Pontiac G6 or Chevy Malibu 3.5 engine. This is a step by step how to guide on how to replace or fix ... Code P0446 is a diagnostic trouble code (DTC) that indicates a problem with the evaporative emission control (EVAP) system vent control ... i'm trying to solve my ECU P0446 light. Just changed the Gas cap, old one was pretty lose. I did restore the codes ( temporary and confirmed ) ... This code indicates that there's a problem with the vent valve, the control circuit for that valve, or a blocked vent valve in the EVAP system. How to fix a Chevy / GMC P0446 engine Code: Evaporative Emission Control System Vent Control Circuit Malfunction Amazon Link to Smoke ... This code signals an evaporative emission system malfunction. Learn what triggers a code P0446, its symptoms, and how to fix it on your own. The code P0446 is set when the engine computer recognizes a fault or restriction at the vent control part of the Evaporative emission control system (EVAP).