Remove which battery terminal first

Any of these can result in serious injuries. So, now you know: negative terminal first, then positive. Besides your wrench and socket tools, you need other important supplies:. The need for safety gloves and eye protection is obvious — you could come in contact with battery acid, which is highly corrosive and can result in serious burns. But what about the zip ties and towels? Discard any rags or towels that came into contact with battery acid. Not necessarily.

There is usually some mechanism keeping the battery fastened, but this comes in many different forms. Not Helpful 0 Helpful 7. How do I remove a battery terminal cover that is stuck on? I have tried a screwdriver, WD, a rag with hot water, and a hammer. You could just get a pair of pliers and carefully cut it off. Just make sure not to cut the battery cable off too! Not Helpful 0 Helpful 2.

What should I do if I cannot remove the positive terminal because the nut will not budge, even after repeated applications of WD40? Use a lever on the wrench if you have enough space. Put the wrench on the nut. Put a steel pipe over the wrench; the longer the pipe, the more force will be produced. Grab the end of the pipe and push it to loosen the nut. If that won't work, then it's time to bring out the angle grinder. Not Helpful 3 Helpful 2. David Cornell. I would suggest having a professional do that for you, since messing it up could make for a really big paperweight irreparably dead car.

Not Helpful 9 Helpful 2. What will happen to the car battery if you just take off the positive charge and not the negative? Will this drain the battery?

Disconnecting the positive first could cause sparks or injury. This is why the negative should be disconnected first. Include your email address to get a message when this question is answered. Whenever you check the fluid levels in your car, take the time to check your battery. If you see corrosive buildup, then remove the terminals and clean them thoroughly. Helpful 1 Not Helpful 0. Safety tips before disconnecting the battery. How to disconnect a car battery 1.

Open the hood. Locate the battery. Disconnect the negative terminal of the battery. Disconnect the positive terminal of the battery. Locate and remove battery bracket or strap. Cleaning the battery terminals. Open the hood Once the ignition has been turned off, open the hood by pulling the hood lever or pressing the button which is usually located somewhere below and near the steering wheel.

Locate the battery If your car battery is located under the hood, go towards the front of your car and open the hood. Disconnect the negative terminal of the battery You should always remove the negative battery terminal first, to reduce the risk of sparks which can make the car battery explode.

Disconnect the positive terminal of the battery After you have removed the negative terminal, follow the same steps for the positive terminal. Locate and remove battery bracket or strap Usually, car batteries are held at its place by a metal bracket or something similar. Next: 9 Best RC Cars ».

Positive then negative. Leave a reply. Cancel reply. When you are finished with the work on your vehicle, you will need to reattach the negative battery terminal to the battery. Disconnecting a negative battery terminal is an easy task, but you are working around a battery. Batteries contain acid and can cause injury if proper safety precautions are not taken. Previous post. Next post.

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Edwin Arther October 11, automotive , road side assistance 0 Comments 0 views. You should always remove the negative battery terminal first , to reduce the risk of sparks which can make the car battery to explode. Once the negative terminal has been located, use the wrench to loosen the nut that holds the terminal. Leave a reply. Click here to cancel reply.