Trailer battery not charging from tow vehicle
My travel trailer does not seem to be charging from the tow vehicle while traveling. I think I may have a bad 20A fuse for the "tow battery charge". There are 2 choices for these fuses. A tall one ...
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Common problem these days. The problem is lower (than older vehicles) voltage being generated by the vehicle (around 13.5V) and voltage drop in the circuit back to the TT battery. The TT battery is probably seeing 13.0-13.2V, not enough to charge a TT battery that is low.
I have yet to see a good, simple solution !
I have yet to see a good, simple solution !
