\plugged in . probes in back of connector.Unstock240 wrote:My car had no powerband, so I swapped my tps and it is much better, but now i think it needs adjusted. I don't understand how to measure the .45-.55 volts? Do I measure it plugged in or what? also note I put on an auto tps with 2 plugs so which plug and where? Do I need to prick the wires?