💪Automotive Circuit Tester VDIAGTOOL V210. 💪How to use the Probe of VDIAGTOOL V210?. 💪V210 Working Volt. Easy to use by just simply connect the transmitter in series with the circuit or wire under test, (i.e.: in place of a blown fuse, across a connector, in series with an open wire, a light bulb socket, etc.), and scanning the circuit/wire with the tracers flexible probe to find the trouble spot.
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