Can I use a circuit tester for the ignition switch?
Can I use a circuit tester for the ignition switch? There are several methods you can try to test an ignition switch. You can use tools such as a test light, a voltmeter or a multimeter for these methods. The switch's run terminal has two wires attached to it from the ignition system. How many amps is an ignition switch? The ignition system itself (points/coil or electronic) can draw somewhere around 3 to 5 amps (a guesstimate), while running, and possibly a little more with the IGN switch on, with the engine NOT running (points system), depending on the system...