Forum Discussion

versicom's avatar
versicom
Explorer
Sep 21, 2014

Too much voltage from bedroom 12v cigarette lighter port??

My multimeter is telling me that the 12v outlet in my 5th wheel bedroom putting out way too much voltage for about 2 seconds and them drops to the normal 12v. It's cooking any 12v device I plug into i...
Toy Haulers
Ramen's avatar
Ramen
Explorer
Sep 22, 2014
Unplug all other devices, voltage test from that outlet. Next step I would do is to disconnect battery/power and see what is behind that outlet and trace the wire back. I would install fuses if they don't already have them.

About Fifth Wheel Group

19,035 PostsLatest Activity: Mar 21, 2026