Posted by Crem on April 19, 2011 at 20:39:55 from (69.29.236.183):
In Reply to: Trailer Lights Again posted by Gary from Muleshoe on April 19, 2011 at 16:49:23:
Joe in OH is correct that what you are seeing between the bulbs is normal if you are just checking continuity. The lights are all connected together by the ground side and you are reading through the low resistance filament from one bulb to the next one. This actually tells you that your grounds at those points are good. Maybe you are losing your ground at your plug. You could do a continuity check from your bulbs to the ground on your plug. I like to read the ohms directly rather than do the continuity thing. If you have a digital meter and are reading ohms make sure that your indicator says ohms and not K ohms or M ohms when you have the probes in place and are measuring. You may have to sharpen the probes so that they can dig in. Those trailer lights can be a pain in the azz and it seems to happen right when you need the trailer.
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