 and you've got good battery voltage there, then step on the brake and see if the voltage drops. If it doesn't, then check in on those two hot wires to out with the key switched on, find the ignition wire, find the accessory wire, and look at them. And if you've got, let's say, coming in, you've got battery voltage, and that's, let's just say, 12 volts, but going out, you only have 10 or 11, you've got a problem with the switch.