Rick's Free Auto Repair Advice

Posts Tagged: Evaporative Emission Control System Vent Control Circuit Malfunction

P0446

P0446 Evaporative Emission Control System Vent Control Circuit Malfunction If you have a P0446 Evaporative Emission Control System Vent Control Circuit Malfunction read this article to fix it. The evaporative emission control system checks to make sure there are no leaks in the lines that run from the gas tank to the charcoal canister and up to the engine. It also checks to make sure the gas cap is sealing correctly. When you fill your car with gas, the vapors in the tank get forced into a canister filled with … Read More


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