Why is there suddenly a gasoline smell inside the car?

1 Answers
Darren
07/30/25 6:51am
The reasons for a sudden gasoline smell inside the car include: 1. Aging or uneven gasket inside the fuel tank cap; 2. Dirt accumulation on the fuel injector and throttle body due to long-term lack of cleaning, leading to incomplete gasoline combustion; 3. Dirty gasoline filter or loose and aging connection hose interfaces; 4. Dirty or failed gasoline vapor canister; 5. Aging and loose fuel tank connection hoses; 6. Poor vehicle sealing performance. The solutions for a sudden gasoline smell inside the car are: 1. Stop the car immediately for inspection, as this smell is a dangerous signal that the vehicle might catch fire; 2. Locate the source of the gasoline smell while ensuring personal safety, first by identifying the smell preliminarily, and if no other odors are mixed in, proceed to open the hood for a detailed inspection, always ensuring personal safety.
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