How Long Does a Fuse Box Last?

In most modern vehicles there are usually two fuse boxes. One is usually mounted under the hood and one is on the driver’s side in the cab of the vehicle. There are so many things in a car that require a constant flow of electricity. The fuse box houses all of the fuses that are used to help regulate the flow of electricity to the various components of the car. Without a properly working fuse box, you will not be able to run some of the components of your car. Every time that the car is cranked and runs, the fuse box will be used.

The fuse box will have to operate in very grueling conditions. The heat of the engine can wreak havoc on this box and can render it unusable. The fuse boxes put in a car are built to last as long as the car done. In most cases, this is not the case due to the wear and tear it will have due to the conditions of the engine. Leaving a fuse box in a state of disrepair can take lead to a number of issues and may lead to the car not running at all. For the most part, this type of repair is something that a professional will need to handle due to the complexity that is involved.

Just like any other component of the electrical system, usually there will be a variety of warning signs when the fuse box is damaged. Usually, the damage will be in the form of corrosion or rust due to the moisture in the engine.

The following are some of the things that you will notice if the fuse box in your vehicle is damaged and in need of replacement:

  • The fuses are much looser than normal
  • The fuses fail on a regular basis
  • There are broken wires or covers on the fuse box
  • Bare wires are exposed in the fuse box

Getting the fuse box replaced when it is damaged is vital in maintaining the right amount of electrical power for the accessories on your vehicle. Having professionals replace your fuse box is your best course of action due since they will have the proper tools and know-how to quickly get this job done.


The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Need Help With Your Car?

Our certified mobile mechanics make house calls in over 2,000 U.S. cities. Fast, free online quotes for your car repair.

GET A QUOTE

Related articles

How to Replace Your Car's Fuse Box
A fuse box organizes all of the car's fuses and sometimes relays as well. A fuse box will usually fail from physical damage or electrical issues.
How to Fix a Car Horn
You’re on your way to work and all of a sudden - a driver on his cellphone pulls out in...
How Long Do Car Lightbulb Fuses Last?
Like Like other electronic systems on your vehicle, your headlights have a fuse that ensures operation, but also protects against voltage fluctuations. A fuse is really nothing more than a bridge – there’s a small piece of metal that connects...

Related questions

Cooling fan not kicking on

The first thing I would do is check to make sure that you have a good ground for the fans, then I would check for voltage output from the relay and then at the fan connector. I would also use...

Where are the fuses located in my vehicle?

Fuses provide important protection for sensitive electronics. If too much voltage is sent into a circuit, the fuse blows. This protects your accessories (your radio, the headlights, the dash lights, etc.) but you’ll need to replace the blown fuse before...

Lamp out in taillight.

Although a lamp may look fine sometimes, a tiny break in the filament that is not quite visible can cause failure. The most accurate way to test a bulb is with a dvom/multimeter set to read ohms and measuring resistance...

How can we help?

Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST.

1 (855) 347-2779 · hi@yourmechanic.com