• sep@lemmy.world
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    1 year ago

    Gps is a standard, anyone can do it. ODB2 is a mishmash of vendor spesific magic dust, and trap doors. It is impressive if you find a device that handles any car.

    • grue@lemmy.world
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      1 year ago

      The basic ODB2 stuff – which includes the speed readout – is a standard mandated by the government. It’s stuff like being able to talk to other modules over CANBUS that’s manufacturer-specific.