Multimeter Test Trailer Wiring. Steps to Use a Digital Multimeter to Test Wires. To test the other wires, detach the multimeter from the green contact in the trailer plug, and reattach it to whatever contact you want to test.
To test the other wires, detach the multimeter from the green contact in the trailer plug, and reattach it to whatever contact you want to test. How to use a multimeter to test ohms on your speakers. What setting would I have to put the multimeter on, which holes should I connect the black and red leads into on the multimeter, and which parts of the wires should I touch using the metal part of the leads?
Wire the vehicle side wiring harness to a standalone battery.
Anyhow, I have a multi-meter but I've only every used it for continuity testing.
A digital multimeter is your safeguard when doing a car alarm, keyless entry or remote car starter installation. The trailer is actually a few hours away from the truck and as luck would have You can use your multimeter or just a simple test light. It does read accurately when I test various batteries so I know the multimeter works fine but that is what made me think I need to run some kind of battery power through the cord in order to test the polarity of the.