auto emergency tool setcarpenter tool set, marine tool sets, hand tool set How to use the booster to Jump a Car Step 1 Drive the running automobile as close as you can to the car with the dead battery, hood to hood if possible. Step 2 Turn off the engines and power of both cars, put them in park and raise their hoods. Step 3 Locate the battery in each car and the positive and negative terminals. Step 4 Wipe the area around the terminals clear of dirt and battery acid, being careful not to allow it to come in contact with your skin. Step 5Jumper cables Connect one clamp of one end of the jumper cable to the positive terminal of the dead battery. Then connect the corresponding clamp at the other end to the positive terminal of the good battery. Step 6 Connect the other cable clamp to the negative terminal of the dead battery. Then, connect the other end to the negative terminal of the good battery. Step 7 Turn the ignition on of the car with the good battery. Make certain that the lights and radio are off. Allow the car to run for a few minutes, then turn it off. Step 8 Attempt to start the dead battery car. Step 9 Turn the functioning car on again. If the dead battery didn't kick start the car, while the functioning car was off, you need to turn on the ignition while the car is running. Give the good car a moment or two to charge the batteries, then start the car with the bad battery as you normally would. It should turn right over.