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How to Fix a Car Battery

We discussed the various types of problem your car battery may have and this is the time to find out a solution. Let us find out how a car battery can be fixed.

The average life of a car battery is usually between 3 and 5 years. In order to make this last as long as possible, you must be sure keep it fully charged at all times, as well as make sure it is clean and free of corrosion. If you allow the battery to discharge, cover of Earth, or that the terminals are corroded will affect negatively the performance of the same. If the car battery dies, however, it is possible to restore it.


Disconnect and remove the battery from the vehicle. It uses the keys necessary to remove the mounting brackets and to loosen the negative terminal. The battery’s terminal strip! Only once it has been disconnected you should disconnect the positive terminal.

Mix a solution of baking soda and water. The water can be distilled or water tap. Add 2 tablespoons of baking soda to the water and stir with an old toothbrush. Dip the brush into the solution and use it to clean the connectors of the battery, as well as any other area where you notice corrosion.

Brush the connectors of the battery using a tool known as battery terminal/connector cleaner. This terminal cleaner has an opening on one end that fits over the connector. Use this end to brush both connectors. Turn the cleaner on the connectors until you are satisfied and they are completely free of corrosion.

Clean the battery of the car with an old but clean cloth. Remove any buildup of grease or dirt that exists on the plastic housing of the battery.

Recharge the battery of the vehicle with electrolytes, if necessary. Remove the CAP or caps of the battery in order to reveal the cells. Only pour distilled water to refill holes if they are low. Add just enough distilled water to cover the plates inside the cells. If you have a sealed car battery that requires no maintenance, you cannot add water and you should skip this step.

Restore the battery to a full charge. Connect a battery charger to it. Connect the negative charger clip/clamp first and then the positive. If necessary, put charger on 12 volts. After you turn it on and plug it, allows that the battery is fully charged. This may take a few hours or more, depending on the severity with which has been downloaded. Once it is fully charged, you can always put it in the vehicle by reversing the removal procedure.

Tips and warnings

·         Always use protective goggles and work gloves when handling or working near a lead-acid battery.

·         Do not expose battery to fire or sparks.

·         Do not try to retrieve a car battery that has been opened so chapped or cracked.


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