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  • The latest TMC Podcast (#17) is now available on YouTube and all major podcast networks. We covered EV Tax Credit 2.0, Model Y & 3 Gangbuster Sales, Low Model X Demand, and California FSD Drama.

Upgrade MCU1

Is there an officially supported upgrade from MCU1 to MCU2? No.

Will a vehicle with MCU1 and FSD be upgradeable in order to take advantage of FSD features the current AP hardware cannot handle? It seems there is an official answer of yes, and at least some AP hardware upgrades have been installed. Here is a thread in the X forum that might better pertain to what you are actually looking to understand:

Retro fit AP 2.5 to 3.0 is starting to happen
 

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