How To Use A Voltage Meter On Wires. Always set the multimeter to read voltage after you finish using it. Fortunately if the wire seems to have a problem you can then make use of a digital multimeter to easily and quickly examine whatever the problem might be.
Reconnect all of the wires except for the wires connecting to the end equipment. When the wires are open or you may be intact with the metal terminals you must use a contact voltage tester. General Rules and Regulations.
Always set the multimeter to read voltage after you finish using it.
If your resistor is labeled with a number set it to that. Aftermarket voltmeters can come with a number of options not least of which being a back-light for night running. Wiring Diagrams Device Locations and. Connect the positive wire to the positive red probe and connect the black probe to a metal part of the car frame.
