Tesla releases FSDV 14.3 system, improving vehicle responsiveness by 20%.

2026-04-09 07:41
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Tesla announced today that it will be rolling out the FSDV14.3 system to vehicles equipped with HW4 hardware. The core of this update is Tesla's rewriting of the AI ​​compiler and runtime environment based on the MLIR framework, resulting in a 20% improvement in vehicle responsiveness. In addition, the new system adds map parking space marker functionality and optimizes the logic for handling emergency vehicles and school buses.