Real SIMPLE test:
Plug the shore power cord in
Use a volt meter on the battery(s)
Anything over 13VDC means it's working.
If it fails then start looking for a battery disconnect that is possibly switched, then start looking for the converter.
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2012 Copper Canyon 273FWRET being towed by a 1994 Ford F350 CC,LB,Dually diesel.
Airlift 5000 bags, Prodigy brake control, 5 gauges on the pillar.Used to tow a '97 Jayco 323RKS.
Now an RVIA registered tech. Retired from Law enforcement in 2008 after 25+ yrs.
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