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

In this article we will take you detail by detail to put in place the security measures and also try to recognise the fuel leak.
(Note that if you were about to take your Lexus IS to the roadworthiness test, this situation would lead to a refusal of validation).

If you have already solved the problem but the smell persist, we invite you to follow this link to an article explaining “how to remove the gasoline smell from your Lexus IS”.


Different procedures to get you to safety in case of a fuel leak on your Lexus IS:

If you are driving, stop as soon as possible to stop your Lexus IS’s engine.
Each passenger must get away and move far away from the vehicle.

If you are at a standstill, keep an eye out for those around you. Are you in a restricted 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 Lexus IS).

You’ve secured as much of the area as you can. In the future, you will have to visually check your Lexus IS.

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 easier to locate.

If you have the equipment, raise your Lexus IS, using a jack or candle if you have to take a look at below.

The tank is located at the rear of your Lexus IS, it is the first spot to be checked.

Inspect the hoses that come out of the engine. (Small black pipes). Look for traces of small cuts, distinct 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 Lexus IS.

If you have identified the leak, you should go to the garage. Only take your vehicle if it is a very small leak. If you have any concerns, call him.

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

If you have not observed any leaks from your Lexus IS’s tank, they may come from the fuel filter. It may be detached or simply broken. It is recommended not to do this kind of manipulation by yourself, if you think it comes from there, call a garage.

In any other case, check your filter cartridge. Its role is to limit exhaust gases on your Lexus IS 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 probably be necessary to have the complete exhaust system overhauled, which must be getting old.
If your Lexus IS 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 discovered the failure so far on your Lexus IS, you must now turn to the engine compartment and the multiple parts that make it up.

Monitor the hose connections with the fuel filter, as mentioned above, the condition of the fuel filter.
Otherwise, examine 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 Lexus IS.

Conclusion on your Lexus IS 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 needless risks.
For most repairs, it takes professional labour.
Then, we recommend that you regularly maintain your Lexus IS to stop this kind of situation and in a broader sense any possible failure. Some breakdowns are undoubtedly due to the wear and tear of time and therefore unavoidable.

Whenever you have any further questions about the Lexus IS, do not hesitate to consult our Lexus IS category.