how to and why to ground your alternator
2 Oct As previously mentioned, there are two cables: positive and negative. Always remove the negative one first. Why? Because that cable is connected to the car body and if you go for the positive one first and accidentally touch any metal part with the metallic tool you will short circuit the battery (not to mention. Most vehicles are chassis grounded, meaning the negative side of the battery ( and the appliances) are connected to the chassis of the vehicle and engine block (except for some old 6v cars which are positive ground). If you were to connect the negative lead first, you run the risk of touching any part of. Look in your owner's manual to see whether your vehicle has negative ground ( most do). If it does, use an adjustable wrench to first loosen the nut and bolt on the clamp that holds the battery cable on the negative terminal. (That's the post with the little “–” or “NEG” on it.) If your vehicle has positive ground, loosen the cable.
It has probably happened to you before. You go to turn your ignition, and nothing happens. Maybe you hear a few clicks.
Another dead car battery? You need to fix this and get your vehicle back on the road - fast. If you are prepared, you already have a good set of jumper cables in your car. Now all you need to do is to learn how to jump start a car battery.
First, you must find a functioning car to use for the jump-start. Make sure that both car owners are comfortable opening the hood and identifying the battery and battery terminals.
Jumper cables are the most popular tool used to jump start cars because they are inexpensive and easy to store. Jumper cables usually come in a variety of Hook Up Ground Or Positive First, ranging from feet. Some people think longer cables are better so that source do not have to move a car with a dead here. But, while longer cables provide convenience, they may lose power as the longer the cable, the farther the energy has to travel.
The gauge of the cable denotes the strength of the cables.
HOW TO JUMP START A CAR BATTERY THE RIGHT WAY
The lower the gauge, the thicker the cables and the stronger they are. Gauge six is a standard size for jumper cables. You should consider all safety risks before performing any basic maintenance or repair on your car. First, make sure that small children are in a safe area away from the engine while you are establishing how to jump a dead car battery. Take a moment to read the manual of your car. Some vehicles require extra steps in order to have a successful jump.
Assuming that your car will permit a jump, you should be careful to prevent dangerous electric shocks. When see more handle the jumper cables, be aware that their function is to transmit electrical current from one car to another. Once one end of the jumper cables is connected to a car, do not touch the metal clamps to anything but the appropriate target.
Park the functioning car so that the vehicles face each other, preferably only about 18 inches apart, but never touching each other.
For automatic transmission cars, put the vehicle in park; for a manual transmission, set the vehicle to neutral. Set the parking brakes on both, so neither car moves unexpectedly. Set down the jumper cables on the ground, making sure the clamps do not touch each Playing With Other Boobs. Look at the batteries and make sure that you can identify which is positive, and which is Hook Up Ground Or Positive First.
This distinction is crucial to the success of your jump. If the battery terminals are dirty, wipe them off with a rag or wire brush. You want a solid connection to the battery terminal, which may require some initial wiggling of the clamps. Wait a minute or so. Depending on the age of the battery and how long since it died, you may need to let the car run for a minute or two to get the jump to work.
Try starting the dead car. If the car doesn't start, allow the working vehicle to charge the battery for an additional minute or two before attempting again.
In some instances, slightly revving the engine of the working car while charging the dead battery may help.
Once the dead car is running, you may disconnect the jumper cables, starting with the black, negative cable clamps. Do not let the clamps touch each other while any part of the cables is still attached to a car. Now, take a short drive. This will allow the Hook Up Ground Or Positive First to build up a charge. If the jump fails to start your car after a few short attempts, or if the car starts but then dies again, you have some other issues you need to address.
Most batteries are rated to last years. If your battery is old, you may need to replace it. If the battery should be working well, you should consider other possible problems with other components, including:. When you do not know what is wrong, your best bet is to take the car in to your local Meineke Car Care Center for service and repair.
Dealing with a dead car battery is a pain. Luckily, getting your car working again is not terribly difficult. By following these instructions, using your jumper cables sensibly, practicing safety and addressing other potential concerns, your car will run more info, be safer, and last longer.
Or maybe the battety might in theory spew acis all over. Now all you need to do is to learn how to jump start a car battery. Battery jumper clamped to a dead battery See more your gear together — an adjustable wrench, a couple of clean lint-free rags, a pair of disposable latex gloves, some water and baking soda, a battery brush, and an inexpensive pair of safety goggles. This is entirely done for safety, and has absolutely no bearing on whether the jump start will work. The reason you connect to bare metal instead of the negative terminal is to reduce the chance of a spark near the battery when there might be hydrogen present.
For professional advice and assistance, talk to your local mechanic at your neighborhood Meineke Car Care Center. Download the jump-start guide. What about turning on the headlights to avoid burning out diodes when disconnecting? My mother-in-law said someone source her this would have saved her a few hundred bucks in electrical diagnosis and repair if she had done it when she gave someone a jump one time.
It made sense to me but I always wonder if it really helps. Any experts on this? That makes me wonder if the idea of shutting off the good car is to drop the voltage from the Lower voltage difference would make less spark, but I always keep my rig running.
When car battery is dead using jump start, we start the car. Jump starter is not a battery charger, A jump starter can be used anywhere only when battery is dead.
This technique works most of time and very Hook Up Ground Or Positive First when car battery goes down. The advice for only keeping it connected for 3 min I find t be false. If you do then hope your wearing gloves and disconnect the cables in reverse order.
A jump does wonders while you are stranded, however it is damaging to the overall health of what could otherwise be a perfectly normal battery. Best thing to get a car back up and running is a trickle charger once all connections and alternator have been tested to ensure the battery is taking a charge. I always Hook Up Ground Or Positive First mixed up on which one gets the ground and which order to place the others. The key piece, which is followed but not mentioned, is not to make a spark over a battery that might be venting flammable gases.
That is what blinds people.
The last connection you make, and the first connection you un-make disconnect are the only ones that make a spark. If you always make the last connection to a frame or engine bracket, then the big spark happens away from the battery. Then make sure the first clamp you disconnect is not on a battery. This may help you out as well. I disagree with having the good car shut off when you connect all the cables. I think you run the risk of having a completely dead battery drain the one good one you have before you get an engine started.
A badass battery will do that easily, but not everybody is driving around with a great battery.
Certainly not a standard gold wedding ring? Take a moment to read the manual of your car. The wrench I was using to loosen the positive terminal touched the frame and completed the circuit. I've jump started enough vehicles to know that you have to recharge the dead battery to get enough cranking current to the starter. So, after placing the battery in its place and securing it, first attach the positive cable and then the negative one.
True and not everyone has cables capable of handling alot of power. Most people have those cheap cables from target or walmart etc. I just bought a pair of 4 gauge cables so im good to go on that end, I learned my lesson when some crap cables melted and caught fire. The only times I have seen that happen, the vehicle had other electrical problems that killed go here battery to begin with.
I would remove her battery and have it slow charged before I took the chance of her vehicle destroying my electrical system. I had someone jump my car the other day, and now my radio and sound system is dead. Until you get the proper connection you can leave the cables hooked up for literally hours and not one volt will reach the dead battery. From my experiencenot having a good ground connection is usually the problem.
Thanks, i will try this method ASAP but i think that can work pretty good. This video helped me a lot. My car was not starting I was searching on internet how to jumpstart car and somehow I saw the video and it helped me a lot. I think the download jump start picture guide is wrong.
The article list says to start with the positive on the dead battery then the positive on the good battery. Then it says to put the negative cable clamp on the good battery, and then ground the negative cable clamp on the car with the dead battery. It appears the jump start picture guide is showing this process out of order and showing the grounding on the car with the good battery.
Is anyone else confused by the jump start picture guide? Do not buy the cheap skinny jumper cables or you could be left stuck somewhere.
How to Jump Start a Car : Connecting Jumper Cables to the Dead Car Battery
Get jumpers with thick cables as they can source electricity far better. Has anyone heard of or used something called Safety Jumper Cables? The website is safetyjumpercables. Skip to Main Content. Safety First You should consider all safety risks before performing any basic maintenance or repair on your car. How to Jump a Car Battery To prepare for the jump: Now, begin attaching the jumper cables: Walk over to the car with the dead battery.
Do not connect the black, negative cable clamp to the dead battery.