boonchai wedmakawand/Getty Images Show Follow these simple steps to make good, safe connections and jump a car.How to Jump Start a CarCarrying a set of jumper cables and knowing how to use them lets you help out a fellow motorist in need — or the other way around. Jump starting a car is usually simple, but it’s serious business — you have to do it right to do it safely. Every year people are seriously injured attempting to “jump” another vehicle. Before you connect the cables, go through this safety checklist:
How To Jump Start a Car:
Disconnect the cables in the reverse order. First, remove the negative cable from the car you jumped, then the negative cable from the car with the good battery. Then remove the positive cable from the car with the good battery. (Don’t touch a grounded part of either car with the clamp of the positive cable). Finally, remove the positive cable from the car with the weak battery. Remember, both engines will be running (with any luck!), so work carefully as you remove cables to avoid belts, fans and other moving parts. Popular Videosⓘ Originally Published: January 21, 2022 When using jumper cables which goes on first?Attach the red jumper cables first. Start by clamping one red cable to the positive side of the battery that won't start. Then attach the other red clamp to the positive side of the working battery. Next, clamp one black cable to the negative side of the working battery.
How do you use jumper cables to start a dead car?Turn off the ignition on both cars. First, clamp one end of the positive cable to the dead battery's positive clamp. Now have a helper connect the other end of that cable to the other battery's positive clamp. Next, connect the negative cable to the negative terminal on the good battery.
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