How to tell
Where do I test to see if truck is charging the fifth wheel batteries? Can I tell at the battery connections? I know I have a controller, but not sure how that is wired in the system. While driving a ...
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sorry to take so long, but I knew I'd be getting the truck out soon, so I waited. Truck not running, but hooked up and shore power unhooked, batts read 13.0 volts. Start truck and read again 12.99 volts. Found the relay and fuse on the truck labeled aux battery, fuse is good. I really don't know where to check. I may have to go to the local trailer shop and see what they say. Thanks for the help, by the way...