How to test the voltage of the ignition switch?
How to test the voltage of the ignition switch? Method 1: Using a Test Light 1 Turn the ignition switch off and disconnect the module’s wire. 2 Find the starter solenoid’s S terminal and disengage it. 3 Rotate the ignition key and place it on the run status. 4 Probe your ignition red wire connection to test the voltage. 5 Test the ignition coil’s battery in the same way. How can I tell if my ignition switch is bad? Put the multimeter negative lead into the good ground of the distributor base. Turn the key and set it to the...