Will Removing Airbag Fuse Disable Airbag? (Explained)

Like a lot of the different components on your vehicle, the airbag is electronically controlled and relies on an entire system called the Secondary Restraint System (SRS).

A lot of the electronic system in your car relies on their own fuse, and that holds true for your airbag or SRS. We all know that the fuse forms part of the entire electrical circuit.

So, will removing the airbag or SRS fuse disable the airbag?

Removing airbag fuse to disable airbag

Removing the fuse may or may not disable the airbag. That’s because some cars have airbags or a Secondary Restraint System (SRS) that have capacitors that store enough charge to keep the system working even if the fuse is removed or blows up. But not all cars have those capacitors, and a removed fuse will disable the airbags.

Luxury Cars by MotorHowTo.com x
Luxury Cars by MotorHowTo.com

The thing about the airbag is that it is a very important part of a car’s safety system that it makes sense for it to still work even if the fuse blows up or is removed.

This is usually the case for cars that have airbags that share a fuse with the entire SRS. As such, if you really want to disable the airbags, you would have to find another way.


Related:

Does the airbag system have a fuse?

One of the many things you should know about the different systems in your car is that they are electronically powered.

While the mechanical parts of your car are powered by the engine, which relies on the power generated by gasoline, the electrical components are powered by the car’s battery. And these electrical systems have a fuse, which is one of the safety features of any circuit that runs on electricity.

That said, we know for a fact that the modern airbag system relies on an electrical system that allows it to deploy whenever the car finds itself in a crash that is strong enough to force the airbags to deploy. But does the airbag system, considering that it relies on an electrical system, have its own fuse?

This really depends on the car, as there are some vehicles with airbags that are designed to have their own fuse. On the other hand, some cars have airbags that are integrated with the entire Secondary/Supplementary Restraint System’s (SRS) fuse. That means that the airbags don’t have their own fuse but share the same electrical system with the entire SRS.

Again, this depends on your car because some manufacturers may or may not integrate the airbag’s electrical system with the entire SRS. And the reason why some vehicles integrate the airbags with the SRS is that the airbags are actually a part of the entire SRS, which also includes the car’s seatbelts.

Will removing the airbag fuse disable the airbag?

Considering that some cars have fuses that are generally meant for the airbag only, does removing the fuse disable the airbag? Well, this depends on a lot of different circumstances. That means that removing the fuse may or may not disable the airbag on your car, as this depends on how the vehicle was constructed.

In most cases, removing the airbag fuse will not disable the airbag. That’s because the airbag system or the entire SRS are meant to make sure that they will almost always work in any kind of situation. As such, some cars have capacitors in the airbag system’s circuitry.

The reason why the capacitors are there is that they are capable of keeping enough electricity or charge that could actually keep the system running. So, the reason for that is due to the possibility of a fuse getting blown due to a faulty wiring system or any other reason. 

The airbag or the entire SRS is meant to be one of the most important parts of the car’s safety system. As such, car manufacturers most likely find a way to make sure that these systems will keep on working even if a fuse is blown or removed. That said, most cars will still have airbags that will work even if you remove the fuse.

If that is the case, you should find other ways to disable the airbags in your car. The good news is that some cars have airbags that can be disabled through a switch or through other means. It is best to consult your manual in this regard, as your car might be able to allow you to disable the airbag if there is a good reason for you to do so, such as when you have a medical-related reason that requires you to disable the airbag.

Then again, there are also some cars that don’t have capacitors in the airbag’s circuitry. That means that removing the fuse in the airbag’s circuit might be able to disable the airbag, especially considering that the fuse is part of the entire circuit.

That said, when you do remove the airbag fuse to disable the airbag, take note that we said that some airbags have electrical circuits that they share with the entire SRS. So, by removing the airbag fuse, you are basically disabling not only the airbag but the entire SRS. But what does that mean?

Well, for starters, the pre-tensioners on the seat belts are also part of the SRS, and that means that they are also connected to the same fuse that the airbag is connected. So, by removing the fuse, you are also disabling the pre-tensioners.

If you must know, the seat belt pre-tensions are just as important as the airbag when it comes to your safety. When the car ends up in a crash, a signal will be sent to the seat belt pre-tensioners so that the seat belt tightens and locks up to prevent you from jerking forward too much. And, when coupled with the airbag, the pre-tensioners make sure that you are as safe as possible and that any major injuries are prevented.

Going back, there are some instances when disabling the airbag can be acceptable, especially if you have a medical reason for that (considering that airbags are known to cause injuries as well). However, the seat belt pre-tensioners are very important and should not be disabled. So, by removing the fuse for the airbag or the entire SRS, you are disabling the pre-tensioners. That means that you are jeopardizing your own safety.

That’s why, if it is possible, do not disable the airbags entirely, especially if they share the same circuit as the pre-tensioners. Make sure that you find a way to control the airbags or disable them without touching the fuse so that the rest of the SRS will still work to protect you from any possible injuries in case of a crash.

Will removing the fuse disable the airbag light?

One of the things you will notice on your dashboard is the airbag light. This light will turn on when it notices that there is something wrong with the airbags or the SRS. As such, when your airbags are faulty and will not deploy during a crash, the airbag or SRS light will turn on.

But, if it is possible to disable the airbag when you remove the airbag fuse, does that mean that the same can happen to the airbag light? Well, not exactly.

The airbag light has a different circuit that isn’t connected to the fuse of the airbag. In fact, the light might even turn on if you remove the fuse for your airbag or SRS because the main purpose of the light is to inform you that there is something wrong with the airbag, such as when it will not deploy due to the fact that it was disabled.

Then again, the airbag light also has its own circuitry. That means that removing the fuse for the airbag light may actually disable the light. But we do not recommend that you do so because of the fact that you wouldn’t be able to tell whether or not your airbags are working properly without the airbag light on your dashboard.

Sources

How do airbags work?

What happens if I take airbag fuse out?