Testing Your Car’s Battery
![]()
Your car battery has a limited life span, and it’s important that you know how to test your battery if there’s an issue. If you can, let your vehicle sit for a couple of days before testing the battery. If you test it while it has been running, the alternator may have been charging the battery. Connect your battery tester by clipping the red cable to the positive terminal on your battery. The black cable should hook up to the negative terminal. Switch on the battery tester to see what the voltage reading is. If your battery is…


?