Will the engine malfunction light come on if the carbon canister is faulty?

1 Answers
Eva
07/30/25 5:40am
The malfunction light will illuminate if the carbon canister solenoid valve is faulty. Here is the relevant information: Function of the carbon canister: The primary function of the carbon canister is to adsorb and filter gasoline vapors inside the fuel tank. The solenoid valve controls the entry of fuel vapors into the engine for combustion, thereby reducing fuel consumption and preventing excessive fuel tank pressure. Potential hazards: A faulty carbon canister will trigger the malfunction light. Additionally, it can cause abnormal noises while driving. When the engine is running above idle speed (i.e., above 800 RPM), a ticking sound can be heard. If the carbon canister is faulty, pressing the accelerator may cause the car to jerk, and there may be a strong gasoline smell inside the vehicle. It is crucial to check whether the carbon canister system's pipes are cracked. If the pipes are cracked, gasoline vapors will escape directly into the atmosphere through the cracks, resulting in a strong gasoline smell inside the car.
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