The outlets used on my Ventana are the very shallow type where the wires press in, they are not held by screws like a residential outlet. These can work loose and cause a single outlet to fail on a circuit.
Scot & Donna (Katy, TX)
2018 Newmar Ventana 3407 (Freightliner) All Electric
Towed: 2003 Jeep Wrangler Sahara or 2015 Ram 1500 EcoDiesel, depending on mood.