Originally Posted by
agg5910
I am restoring a 1989 Ranger 361V that sat for the past 20 years. It amazes me at the items that still work on this boat. However, I am working on the running lights and I am probably going to replace the bases due to post corrosion. Yesterday, I pulled stern base out and the wires have a plug about 6" below the base. I unplugged it and put my multimeter leads on the black and white wires, the voltage fluctuates from 2, 3, 4, 5, then starts back over at 2 again and keeps fluctuating back to 5, over and over again. Any suggestions? Possible ground issue? Switch?