The battery of your vehicle is a wearing part, it is most of the time considered that it will have between 5 and 6 years of life. You may have found yourself one morning without a battery and not having the capability to turn on your Mazda CX 7. And frequently this is a consequence of a battery that no longer stores energy. So in cases like this, how do I disconnect the battery from my Mazda CX 7? Precisely, our team has made this article to be able to help you perform this common task safely and securely. First, we will give you some suggestions on how to do it safely, and then we will put it into practice and how to disconnect the battery on your Mazda CX 7.

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How to disconnect the battery on my Mazda CX 7: A few tips

Firstly, before dealing with how to disconnect the battery from your Mazda CX 7, we will give you a few recommendations on how to do this operation safely and save you from wasting time, some of them will surely seem to be evident to you, but you can never be too cautious :

  • Before doing anything on your car, you must always place it on a flat surface with the hand brake on to prevent any movement of the Mazda CX 7.
  • The battery in your car is an energy accumulator, and can likely generate 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 be certain you take as little risk as possible.
  • Furthermore to being filled with energy, the battery will be filled with acid, a very corrosive chemical substance that can do a lot of damage to your skin. As a preventative measure, wear rubber gloves and goggles to protect you from splashing.
  • At last when you go to the section how to disconnect the battery on your Mazda CX 7, don’t touch the two terminals of your battery, you might cause a short circuit with your body as a conductor.

How to disconnect a battery on my Mazda CX 7: Take action

Let’s begin now, the section that surely brings you on this page, how to disconnect a battery on your Mazda CX 7. So, after having taken all the precautions we described just before, you will finally be able to attack the removal of the battery from your car. To do this, it will be fairly simple. First you will have to remove the plastic covers that protect the terminals of your battery. Check 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 completed, 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 linked 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 provoke a short circuit. Now you can disconnect the positive terminal of the battery from your Mazda CX 7. Once both terminals are disconnected, you can begin the last step, disconnect the battery from the engine compartment of your car. To do this, you just have to remove the rod and the clamp, generally held by a nut or a torx bolt, and take it out of its place. Take care 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 learned the methodology for how to disconnect a battery on your Mazda CX 7, if you follow all the safety guidelines, everything should go well. If you want to find out how to safely reconnect your battery, check out this article, and if you want more information about your Mazda CX 7, we have a directory of articles dedicated to your vehicle.

If you want more guides on the Mazda CX 7, go to our Mazda CX 7 category.