A fuel leak may very well occur on your Toyota Prius. If this were the case, it is imperative to solve it as soon as possible. You should be aware that an accident could happen quickly if the smallest spark came close. But don’t panic. If you comply with the safety instructions, nothing will happen to you. You should also note that the smell of the gasoline is very strong and be smelled all around your Toyota Prius, but it is often a micro oozing without gravity.

In this article we will take you detail by detail to set up the security measures and also try to find the fuel leak.
(Be aware that if you were about to take your Toyota Prius to the roadworthiness test, this situation would lead to a refusal of validation).

If you have already sorted out the problem but the smell remains, we invite you to follow this link to an article explaining “how to remove the gasoline smell from your Toyota Prius”.


Different basic steps to get you to safety in case of a fuel leak on your Toyota Prius:

If you are driving, stop as soon as possible to stop your Toyota Prius’s engine.
Each passenger must exit and move away from the vehicle.

If you are at a standstill, watch out for those around you. Are you in a confined space, such as a garage? Try to aerate as much as possible. Do not switch on the light if you can.

Do not smoke, or do any action that could create a spark. Any electronic equipment should also be eliminated. (Mobile phone nearby your Toyota Prius).

You’ve secured as much of the area as you can. In the future, you will have to visually inspect your Toyota Prius.

If you can, wait about ten minutes before carrying on, this will allow the engine to cool down, and also the potential leak to leave remains on the ground, making it less difficult to locate.

If you have the equipment, raise your Toyota Prius, working with a jack or candle if you have to inspect below.

The tank is located at the rear of your Toyota Prius, it is the first area to be checked.

Inspect the hoses that come out of the engine. (Small black pipes). Look for traces of small cuts, specific openings.
In most cases, the fuel tank is pierced.
If your vehicle is no longer recent, it is likely. If, on the other hand, you bought it new recently, it may not be the case unless you have had an accident with your Toyota Prius.

If you have spotted the leak, you ought to go to the garage. Only take your vehicle if it is a very small leak. If you have any worries, call him.

It is more dangerous with a gasoline vehicle that would ignite directly, while a diesel vehicle must be heated before it ignites.

If you have not noticed any leaks from your Toyota Prius’s tank, they may come from the fuel filter. It may be loose or simply damaged. It is urged not to do this kind of manipulation by yourself, if you think it comes from there, call a garage.

Otherwise, check your filter cartridge. Its task is to limit exhaust gases on your Toyota Prius by burning them in order to protect the environment. If this one were out of order, you would smell fuel. If this were the case, it would perhaps be necessary to have the full exhaust system overhauled, which must be ageing.
If your Toyota Prius is an older model, and you have a carburetor, it may be questioned. Logically, you should have an electronic injection system and the failure should not come from there.

If you have not yet identified the failure so far on your Toyota Prius, you must now look to the engine compartment and the various parts that make it up.

Keep an eye on the hose connections with the fuel filter, as mentioned above, the condition of the fuel filter.
Otherwise, inspect the pipes leading to the common rail of the injectors (indirect injection) or to the HP pump (direct injection),
and finally, the injector seals of your Toyota Prius.

Conclusion on your Toyota Prius that smells gasoline

As you have noticed in this article, it is important to take certain safety measures before taking action. Don’t take any avoidable risks.
For most repairs, it takes professional labour.
Then, we recommend that you regularly maintain your Toyota Prius to counteract this kind of situation and in a larger sense any possible failure. Some breakdowns are clearly due to the wear and tear of time and therefore unavoidable.

If you wish more tutorials on the Toyota Prius, go to our Toyota Prius category.