When fashionable related automobiles cross continents, novel compatibility issues crop up. [Oleg Kutkov], being an skilled engineer, didn’t fret when an USA-tailored LTE modem labored poorly on his Tesla recent off its USA-Europe import journey, and walks us through his journey of changing the modem with one other Tesla modem module that’s appropriate with European LTE bands.
[Oleg]’s submit goes by way of totally different elements on the board and exhibits you the way they’re wanted within the greater image of the Tesla’s Media Pc Unit (MCU), even eradicating the LTE modem’s protect to explain the ICs beneath it, iFixit teardown diagram fashion! A notable spotlight could be an eSIM, basically, a SIM card in an oh-so-popular DFN package deal, and fortunately, changing it with a socket for a daily SIM card on some extender wires has confirmed fruitful. The ensuing Tesla can now take pleasure in Web connectivity at speeds past these offered by EDGE. The write-up needs to be an excellent information for others Tesla house owners dealing with the identical downside, but it surely additionally helps us make electrical automobiles be much less alike black bins in our collective consciousness.
Not all penalties of Tesla design choices are this minor; as an example, this yr, we’ve described a popular eMMC failure mode of Tesla cars and the way Tesla failed to address it. Fortunately, Tesla automobiles have gotten extra of a hacker group goal, whether or not it’s building a computer-vision-assisted robot to plug in a charging cable, getting it repaired for a fraction of the dealership value, or even assembling your own Tesla from salvage elements!