Tesla regains top Consumer Reports safety rankings

Tesla's Model S sedan regained Consumer Reports' top safety rating after the automaker updated the emergency braking system on the vehicle. Tesla provided an over-the-air update in July to its software on the Model S to include automatic emergency braking (AEB) at highway speeds, Consumer Reports said. In April, the magazine, which provides an annual rating of vehicles sold in the United States, lowered its rating on the Model S, noting that Tesla's last software update for the emergency braking system was not adequate. In April, the magazine lowered its rating on the Model S, noting that Tesla's last software update for the emergency braking system was not adequate. The previous update activated AEB on vehicles on speeds up to 28 miles per hour (mph), far lower than the 90 mph limit for the prior AEB system included on older vehicles.