Simply plug it into the bumper connection or in-line between the tow vehicle and trailer, turn on the lights to be tested and check the LED lights on the tester. The correct LED will be illuminated if the power and ground wiring of the tow vehicle is functioning correctly. Leia Mais
STRAIGHTFORWARD TRAILER LIGHT TESTING – Simply plug the tester inline between the tow vehicle and trailer, turn on the lights and check the easy to read LEDs. ISOLATE PROBLEMS QUICKLY- By effectively splitting the trailer wiring harness in half, problems can be quickly traced to the tow vehicle side or the trailer side wiring. Leia Mais
STRAIGHTFORWARD TRAILER LIGHT TESTING – Simply plug the tester inline between the tow vehicle and trailer, turn on the lights and check the easy to read LEDs. ISOLATE PROBLEMS QUICKLY- By effectively splitting the trailer wiring harness in half, problems can be quickly traced to the tow vehicle side or the trailer side wiring. Leia Mais