The battery of your car is a wearing part, it is generally considered that it will have between 5 and 6 years of life. You may have found yourself one morning without a battery and not being able to start your vehicle. And often this is caused by a battery that no longer stores energy. So in this case, how do I disconnect the battery from my car? Precisely, our team has written this article in order to help you do this simple task safely. First, we will give you some advice on how to do it safely, and then we will put it into practice and how to disconnect the battery on your car.

how to disconnect the battery of my car

How to disconnect the battery on my car: A few tips

First of all, before tackling how to disconnect the battery from your car, we will give you a few tips on how to do this procedure safely and save you from wasting time, some of them will surely seem obvious to you, but you can never be too careful :

  • Before doing anything on your car, you must always place it on a flat surface with the hand brake on to avoid any movement of the vehicle.
  • The battery in your car is an energy accumulator, and can potentially deliver a deadly charge to humans, so you will need to remember to turn off your vehicle’s ignition and remove any jewelry or metal objects you may be wearing to make sure you take as little risk as possible.
  • In addition to being filled with energy, the battery will be filled with acid, a very corrosive chemical that can do a lot of damage to your skin. As a precaution, wear rubber gloves and goggles to protect you from splashing.
  • Finally when you go to the step how to disconnect the battery on your car, don’t touch the two terminals of your battery, you may cause a short circuit with your body as a conductor.

how to disconnect battery on my car

How to disconnect a battery on my car: Take action

Let’s start now, the part that surely brings you here, namely, how to disconnect a battery on your vehicle. So, after having taken all the precautions we detailed just before, you will finally be able to attack the removal of the battery from your car. For this, it will be quite simple. First you will have to remove the plastic covers that protect the terminals of your battery. Observe the state of your terminals, if they are oxidized or very dirty, we advise you to use a soft wire brush and baking soda to clean them before disassembling. Once the cleaning is done, you will first have to remove the negative battery terminal of your car using a nut and bolt (this is the black cable with a “-” sign), always in this direction as it is connected to the car chassis, if you first remove the positive terminal (red cable with a “+” sign) and touch a part of the chassis, it would cause a short circuit. Now you can disconnect the positive terminal of the battery from your car. Once both terminals are disconnected, you can start the last step, disconnect the battery from the engine compartment of your car. To do so, you just have to remove the rod and the clamp, usually held by a nut or a torx bolt, and take it out of its place. Be careful though, a battery weighs very heavy, be careful and forceful, and also think about take it out vertically to avoid any acid leakage. That’s it, you have just discovered the method for how to disconnect a battery on your vehicle, if you respect all the safety instructions, everything should go well. If you want to learn how to safely reconnect your battery, check out this article, and if you want more information about your car, we have a directory of articles dedicated to your vehicle.