
Article By:
Electrek
2026-04-22 23:06:58
Tesla will build factories just to retrofit millions of HW3 cars it said could do FSD
Summary By: eMotoX
Tesla has announced plans to construct dedicated factories to retrofit millions of its vehicles equipped with Hardware 3 (HW3) in order to enable full self-driving (FSD) capabilities. The move comes after the company acknowledged that although these cars were originally marketed as capable of FSD, the existing hardware requires significant upgrades to meet the promised functionality. This large-scale retrofit initiative highlights Tesla’s commitment to fulfilling its earlier FSD claims, despite the considerable logistical and financial challenges involved.
The retrofit programme will focus on updating the onboard computer systems and associated sensors to ensure compatibility with the latest FSD software. Tesla’s HW3 platform was initially introduced as the foundation for autonomous driving, but subsequent developments in technology and regulatory requirements have rendered the original setup insufficient. By creating specialised factories solely for this purpose, Tesla aims to streamline the upgrade process and minimise disruption for vehicle owners, who number in the millions worldwide.
Tesla’s decision has elicited mixed reactions from industry experts and customers alike. Some view the retrofit as a necessary step to uphold the company’s reputation and deliver on its promises, while others express concern over the potential costs and delays involved. Analysts suggest that this move could set a precedent for other automakers facing similar challenges with early autonomous driving hardware, underscoring the complexities of evolving automotive technologies.
Looking ahead, the retrofit programme signals Tesla’s intention to maintain its leadership in the autonomous vehicle sector by ensuring its fleet remains up to date with cutting-edge capabilities. The company has not yet disclosed a detailed timeline for the factory rollouts or the completion of the retrofit process, but the scale of the project suggests it will be a multi-year endeavour. This development also raises questions about the future of FSD technology and the broader implications for regulatory standards and consumer expectations in electric and autonomous vehicles.
