Toyota Prius V gas leak in tank causing fumes inside the vehicle, replacement needed on Toyota Prius V

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Toyota Prius V owners report experiencing gas leaks in the fuel tank that cause fumes inside the vehicle, posing significant safety risks due to the potential for flammable vapors that could lead to fire or explosion. These leaks may result from corrosion and deterioration of the tank over time. Additionally, a noticeable smell of gasoline, particularly from the air vent, can indicate a fuel line leak that requires immediate attention. Owners have noted that gasoline vapors should be contained within the fuel system, and any detectable odor suggests a malfunction that needs to be addressed. Cracks in the fittings or hoses of the evaporative emissions system can also contribute to fumes entering the cabin. To resolve these issues, it is crucial for owners to consult a professional mechanic for diagnosis and repair, ensuring the vehicle's safety and proper functioning.

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