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Next insert your black lead into the COM port and your red into the voltage port. To check your trailer plugs turn your multimeter to volt DC settings then link the black colored probe to the negative terminal as well as your other multimeter probe to at least one associated with positive pins and switch on the light that is controlled by that pin.
Set your multimeter to learn volt DC join the black probe to the unfavorable and the purple probe to one of many management wires in case your trailer plug is so as your multimeter ought to have a studying roughly equal to the volts of your battery.
How to test trailer plug with multimeter. How to Test 7-Pin Plug with a Multimeter. To test if any of the wirings in the 7-pin plug is not working you will need to use your digital multimeter and ensure it is capable of testing for volts. Turn your multimeter to the V symbol on a multimeter dial.
To test your trailer plugs turn your multimeter to volt DC settings then connect the black probe to the negative terminal and your other multimeter probe to one of the positive pins and turn on the light that is controlled by that pin. How do you test a trailer harness with a multimeter. Set your multimeter to read volt DC connect the black probe to the negative and the red probe to one of the control wires if your trailer plug is in order your multimeter should have a reading approximately equal to the volts of your battery.
Using a multi meter to troubleshoot and check the voltages and grounds on a trailer light connector. See part 2 checking lighting system with an ohm meter. To run your test on trailer plugs you need to set your multimeter on the DC volt settings and then connect to the black negative terminal.
After that connect the other pin to the positive terminal and turn on the light controlled by that particular pin. To test your trailer lights grounding system follow these steps. Disconnect your trailer plugs.
Set your multimeter to measure resistance ohms Connect the black probe to the negative connection of the plug and the red one to the grounding. If the multimeter reads 03 ohms your trailer. Learn how to use a multimeter to fix your trailer light problems.
About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test. You will need to use a circuit tester item PTW2992 if needed to test the pins in the 6-Way connector at the rear of your vehicle. Ground the alligator clip to the vehicle chassis and touch the test light to the center pin.
If the light in the tester lights then the center pin is hot 12 volts. FIX YOUR TRAILER LIGHTS 1 - Checking the truck side plug - YouTube. Set your multimeter to learn volt DC join the black probe to the unfavorable and the purple probe to one of many management wires in case your trailer plug is so as your multimeter ought to have a studying roughly equal to the volts of your battery.
Now apply the identical course of to. How To Test 7 Way Trailer RV electrical PlugIn this video I show how to test a 7 way trailer plug wiring harness for towing a travel trailer or RV by using a. How To Test Plug With Multimeter Resistance Test.
Use the digital multimeter set to Ohms Ω. Simply attach or hold a meter probe on each end of the cable and read the total resistance on the meter. The Society of Automotive Engineers suggests the maximum resistance should be 12000 ohms-per-foot.
To test your trailer plugs turn your multimeter to volt DC settings then connect the black probe to the negative terminal and your other multimeter probe to one of the positive pins and turn on the light that is controlled by that pin. Ask your helper to hold the brake pedal down and have the multimeter at hand. The terminal is the part that is connected to a blue wire in the connector.
Using the multimeter measure the voltage in the terminal. For a properly working brake. How to Test a 4-Prong Trailer Connector Plug.
Tell your helper to turn on the ignition while you go to the connector plug. Tell your helper to turn on the right turn signal. Tell your helper to turn on the left turn signal.
Tell your helper to shut off the turn signal and step on the brake. Tell your helper to release the brake and turn on the. If you are wanting to use a multimeter to test the 12 volt system on your vehicle when you are installing the Curt T-Connector Wiring harness part C56165 you would set the multimeter like part PT89ZR to 20 on the DC side.
To check your trailer plugs turn your multimeter to volt DC settings then link the black colored probe to the negative terminal as well as your other multimeter probe to at least one associated with positive pins and switch on the light that is controlled by that pin. To check the pins on the vehicle side 7-Way you can use a circuit tester or the volt meter. The circuit tester will show you if a signal is coming through on the pin you are testing while the volt meter will tell you that and how much voltage is being sent.
How do you test 7 pin trailer lights. Turn your multimeter to the V symbol on a multimeter dial. Next insert your black lead into the COM port and your red into the voltage port.
When your multimeter is set to test volts youre ready to start. Tell your helper to turn on the left turn signal. Place the probe of the circuit tester into the connection that has the yellow wire.
The light on the tester should blink on and off. How use a voltmeter to test trailer wiring i usually run the ground wire white that comes from the plugs. The trailer side gets screwed down to the trailer.