LoadPro100 Matco Tools
LoadPro100
Product Reviews
This tool has fixed 5 cars that other techs failed to find the issue due to testing voltage on an open circuit. The most impressive find was for a Jaguar XJ6 cooling fan motor. Relay would click and the fan would not turn on. Checked voltage at fan connector using fan ground and that check showed 12.6v. Press the LoadPro button and the voltage dropped to 0V. Moved the ground lead to the chassis and got the same result = Issue is on the power side
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I purchased this load tester several months ago when the dealer showed it to me, but forgot I even had it until last night, when I wanted to load test a sensor ground circuit. I followed the instructions, and it has you use it with a multimeter, and when testing ground, hook the ground lead to the circuit being tested, then measure at a +12v fuse, or battery terminal. I tested it at the battery terminal, and depressed the button for 10 seconds to
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