All users please be aware that the forum will switch to the new format this weekend (May 2-3 2026). You will see some changes in font and color and location of posts but basic functions should remain the same. Please post to the Help category if you experience issues.
Thanks
qhumberd
Moderator
Thanks
qhumberd
Moderator
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Re: Tow vehicle not charging new lithium battery
Hi @AnOldUR, At one point , I was looking to do the same in my Grand Cherokee after I installed lithium batteries. I chased down the wiring diagram for my WK2 and found a dedicated line from fuse #30… -
Re: Tow vehicle not charging new lithium battery
Hi, I can’t , but as a suggestion, you could do a continuity check between each of those three wires and the 12v pin charge wire in the trailer harness. Because of the distance you could use a jumper… -
Re: Switching to Lithium - So many choices
Hi @Horigan, Just curious, where does your Victron charger get its AC power from? In the trailer or externally? If internally , is it hard wired or via an outlet? I assume you left the WFCO charger w… -
Re: Twin Bed Configuration. Easy 5.5” wider bed extensions mod.
Hi, We have a 2021 320S. We sleep with twin beds with about a 7" aisle way in between (slats pulled to leave gap). Just wide enough to get up at night. We bought two pieces (one on each side , 3… -
Re: No PV voltage coming from solar controller
You could do that to test it, but that is a pretty big drop(12.5V) for a lithium battery. I would first see if you can shuffle your TAB to bring in more sun (or wait until the sun moves a bit) and se…
