The case concerned an update introduced in the summer of 2019 to the first generation of the 2013-2015 Tesla Model S. After installing it, some users noticed a noticeable slowdown when using fast chargers. The courts determined that the charging rate could have decreased by up to approximately 30%.
The manufacturer explained the restrictions introduced by the concern to extend battery life and safety issues, pointing to the risk of battery fire.
Vehicle owners, however, argued that the company unilaterally worsened a key feature of the car after its purchase and did not warn customers about the consequences of the update.
Read also: Tesla is losing its leadership position in the electric car market. BYD is ahead of its competitor
Tuesday's ruling by the Supreme Court ended a dispute that had lasted several years. Previously, four drivers won a precedent-setting trial before lower instances. Currently, another 115 people have obtained the same decision and each of them will receive compensation in the amount of PLN 50,000. Norwegian kroner, i.e. approx. 18 thousand zloty.
A landmark judgment in Norway. There may be an avalanche of claims against Tesla
Nearly 10,000 were sold in Norway. Model S units affected by this update. A final judgment may open the way to further lawsuits from other users affected by the problem.
Read also: Three accidents and eleven charred corpses. This mechanism in Tesla can lead to tragedy
Norway is a key market for the American company outside the United States and is a world leader in electromobility. Over 32 percent all passenger cars registered in this country are now fully electric vehicles. In 2025, Tesla was the best-selling brand in Norway for the fifth year in a row, gaining 19.1%. market thanks to the result of 34,300 new vehicles.
In March this year every third new car sold in the country came from this manufacturer. The Model Y and Model 3 were the two most popular models of the month. At the end of March 2026, there were almost 200,000 cars on Norwegian roads. cars of this brand.
