The battery of your vehicle is a wearing part, it is commonly considered that it will have between 5 and 6 years of life span. You may have found yourself one morning without a battery and not having the ability to turn on your Mercedes Viano. And generally this is caused by a battery that no longer stores energy. So in this instance, how do I disconnect the battery from my Mercedes Viano? Precisely, our team has made this article in order to help you carry out this common procedure 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 Mercedes Viano.

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How to disconnect the battery on my Mercedes Viano: A few tips

First of all, before tackling how to disconnect the battery from your Mercedes Viano, we will give you a few suggestions on how to do this process safely and save you from wasting time, some of them will definitely 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 prevent any movement of the Mercedes Viano.
  • The battery in your car is an energy accumulator, and can possibly deliver 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 make certain you take as little risk as possible.
  • Moreover 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 preventative measure, wear rubber gloves and goggles to protect you from splashing.
  • At last when you go to the step how to disconnect the battery on your Mercedes Viano, 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 Viano: Take action

Let’s commence now, the section that definitely brings you on this website, how to disconnect a battery on your Mercedes Viano. So, after having taken all the measures we detailed just above, you will finally be able to start the removal of the battery from your car. For this, it will be quite easy. First you will have to take away 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 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 bring about a short circuit. Now you can disconnect the positive terminal of the battery from your Mercedes Viano. Once both terminals are disconnected, you can begin 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, commonly 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 discovered the methodology for how to disconnect a battery on your Mercedes Viano, if you follow 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 Mercedes Viano, we have a directory of articles dedicated to your vehicle.

If you wish more guides on the Mercedes Viano, go to our Mercedes Viano category.