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 day with a dead battery and not having the ability to turn on your Mercedes A class. And often this is the result of a battery that no longer stores energy. So in cases like this, how do I disconnect the battery from my Mercedes A class? Precisely, our team has written this article content to be able to help you carry out this simple procedure safely. Initially, we will give you some hints and tips on how to do it safely, and then we will put it into practice and how to disconnect the battery on your Mercedes A class.
How to disconnect the battery on my Mercedes A class: A few tips
First of all, before dealing with how to disconnect the battery from your Mercedes A class, we will give you a few recommendations 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 cautious :
- 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 Mercedes A class.
- The battery in your car is an energy accumulator, and can likely generate 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 you take as little risk as possible.
- Additionally 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 precaution, wear rubber gloves and goggles to protect you from splashing.
- Finally when you go to the section how to disconnect the battery on your Mercedes A class, don’t touch the two terminals of your battery, you may cause a short circuit with your body as a conductor.
How to disconnect a battery on my Mercedes A class: Take action
Let’s commence now, the part that undoubtedly brings you on this website, how to disconnect a battery on your Mercedes A class. So, after having taken all the measures we mentioned just before, you will finally be able to start the removal of the battery from your car. For this, it will be fairly simple. First you will have to take off the plastic covers that protect the terminals of your battery. Verify the state of your terminals, if they are oxidized or very dirty, we suggest you to use a soft wire brush and baking soda to clean them before disassembling. Once the cleaning is carried out, 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 attached to the car chassis, if you first remove the positive terminal (red cable with a “+” sign) and touch a portion of the chassis, it would cause a short circuit. Now you can disconnect the positive terminal of the battery from your Mercedes A class. Once both terminals are disconnected, you can commence the last step, disconnect the battery from the engine compartment of your car. To accomplish this, 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 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 methodology for how to disconnect a battery on your Mercedes A class, if you follow all the safety guidelines, everything should go well. If you want to learn how to safely reconnect your battery, check out this article content, and if you want more information about your Mercedes A class, we have a directory of articles dedicated to your car.
If you wish more guides on the Mercedes A class, go to our Mercedes A class category.