Wednesday, May 16, 2007

Jump starting a car

There may be a time when your car simply won't start because the battery is discharged or dead. Car batteries may lose their charge for some reasons, such as leaving the lights on overnight. Jump starting your car is a way to get your car's battery recharged. It is a fairly simple task, but you need to follow the correct procedures to do it safely.

Before jump starting your car, check the battery for cracks, any loose connections and corrosion. Try to clean off the corrosion around the dead battery terminals. If the battery is cracked and liquid is leaking out, get a new battery. Trying to jump start a cracked battery is dangerous and may cause explosion.

Never jump start the battery if your car's fluids are frozen. Always wear protective glasses or goggles and never smoke or use anything that may spark while jump starting your car or handling the battery.

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To begin the process, firstly get the car with the working battery to park next to the car with the dead battery, situating close enough so that the jumper cables reach both batteries, but make sure the two cars are not touching in any way.

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Be sure both cars are in park and turn off the engines as well as all electrical systems such as lights, radio or any other items running from the battery.

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Clamp one of the positive jumper cable (red) to the positive terminal (marked with the "+" sign) on the dead battery. Then, connect the other end of the positive cable to the positive terminal on the working battery.

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Now, attach the negative jumper cable (black) to the negative terminal (marked with the "-" sign) on the working battery. Do not attach the other negative cable to the negative terminal of the dead battery as sparks from the connection could ignite and causes the batteries to explode. Instead, clamp it to any unpainted metal surface on the engine of the car with the dead battery, such as a bold or bracket, where the current can ground out.

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Be careful not to touch the positive and negative clamps together. Double check that the clamps are securely connected and firmly attached to the terminal of the batteries.

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Start the car with the working battery. After a couple of minutes, attempt to start the car with the dead battery. If it doesn't start, wait for a while and try again or check the cables connection. If it is still not working, then you need to replace the battery.

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When both cars are running, you can remove the jumper cables one at a time in the reverse order that they were connected. Run the jump-started car for half an hour to make sure the battery has a full charge. Drive the revived car to a safe place before turning off the engine. If there is a possibility of additional problems, look for professional help and get the car checked out as soon as possible.

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