A fuel leak could happen on your Toyota 4Runner. If this were the case, it is essential to solve it as soon as possible. You should know that an accident could certainly happen quickly if the slightest spark came close. However, don’t panic. If you conform 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 4Runner, but it could be a micro oozing without gravity.

In this article we will take you step by step to put in place the security measures and also try to identify the fuel leak.
(Note that if you were about to take your Toyota 4Runner to the roadworthiness test, this situation would lead to a refusal of validation).

If you have already solved 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 4Runner”.


Different basic steps to get you to safety in case of a fuel leak on your Toyota 4Runner:

If you are driving, stop as soon as possible to stop your Toyota 4Runner’s engine.
Each passenger must exit 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 restrained 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 4Runner).

You’ve secured as much of the area as you can. From now on, you will have to visually check your Toyota 4Runner.

If you can, wait about ten minutes before proceeding, this will make it possible for 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 4Runner, working with a jack or candle if you have to take a look at below.

The tank is located at the rear of your Toyota 4Runner, 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 Toyota 4Runner.

If you have identified 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, whereas a diesel vehicle must be heated before it ignites.

If you have not discovered any leaks from your Toyota 4Runner’s tank, they may come from the fuel filter. It may be detached or simply damaged. It is suggested 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 role is to limit exhaust gases on your Toyota 4Runner 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 most likely be necessary to have the complete exhaust system overhauled, which must be ageing.
If your Toyota 4Runner 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 Toyota 4Runner, you must now turn to the engine compartment and the different parts that make it up.

Keep an eye on the hose connections with the fuel filter, as i have said 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 Toyota 4Runner.

Conclusion on your Toyota 4Runner that smells gasoline

As you have noticed in this article, it is necessary 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 4Runner to avoid this kind of situation and in a broader sense any possible failure. Some breakdowns are obviously due to the wear and tear of time and therefore bound to happen.

If you want more tutorials on the Toyota 4Runner, go to our Toyota 4Runner category.