The battery of your vehicle is a wearing part, it is commonly considered that it will have between 5 and 6 years of life. You may have found yourself one day with a dead battery and not having the ability to start your BMW 7 Series. And generally this is caused by a battery that no longer stores energy. So in this case, how do I disconnect the battery from my BMW 7 Series? Precisely, our team has posted this article content in order to help you carry out this basic procedure safely and securely. First of all, we will give you some recommendations on how to do it safely, and then we will put it into practice and how to disconnect the battery on your BMW 7 Series.
How to disconnect the battery on my BMW 7 Series: A few tips
To begin with, before dealing with how to disconnect the battery from your BMW 7 Series, we will give you a few hints on how to do this operation securely and save you from wasting time, some of them will undoubtedly seem to be 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 prevent any movement of the BMW 7 Series.
- The battery in your car is an energy accumulator, and can potentially send out a deadly charge to humans, so you will need to keep in mind to turn off your vehicle’s ignition and remove any jewelry or metal objects you may be wearing to ensure that you take as little risk as possible.
- Moreover 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 safety measure, wear rubber gloves and goggles to protect you from splashing.
- To finish when you go to the section how to disconnect the battery on your BMW 7 Series, 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 BMW 7 Series: Take action
Let’s commence now, the part that undoubtedly brings you on this website, how to disconnect a battery on your BMW 7 Series. So, after having taken all the precautions we described just above, you will finally be able to start the removal of the battery from your car. To do this, it will be quite easy. First you will have to take off the plastic covers that protect the terminals of your battery. Observe the state of your terminals, if they are oxidized or very dirty, we recommend you to use a soft wire brush and baking soda to clean them before disassembling. Once the cleaning is achieved, 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 cause a short circuit. Now you can disconnect the positive terminal of the battery from your BMW 7 Series. 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, in most cases held by a nut or a torx bolt, and take it out of its place. Be cautious 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 technique for how to disconnect a battery on your BMW 7 Series, if you follow all the safety instructions, everything should go well. If you want to find out how to safely reconnect your battery, check out this article content, and if you want more information about your BMW 7 Series, we have a directory of articles dedicated to your automobile.
To find more tips on the BMW 7 Series, take a look at the BMW 7 Series category.