I think you're correct, my Fiat certainly doesn't. That is, however a firmware update away provided the type2 or CCS protocol can distinguish between a mobile

I think you're correct, my Fiat certainly doesn't. That is, however a firmware update away provided the type2 or CCS protocol can distinguish between a mobile or static charger, or be extended to do so. My OP was a slightly off the cuff post to highlight the use of a trailer for say cheap city cars, rather than a removable battery.