Mazda North American Operations is recalling 35,390 model year 2019-2020 Mazda3s.
The Smart Brake System (SBS) can falsely detect an obstacle, activating the automatic emergency braking system and suddenly stopping the vehicle.
Stopping the vehicle unexpectedly increases the risk of a crash.
What to do
Mazda will notify owners, and dealers will update the SBS software. In addition, vehicles with certain production dates will receive an instrument cluster software update or replacement and a replacement owner's manual. These repairs will be performed free of charge.
The recall is expected to begin February 17, 2020.
Owners may contact Mazda customer service at (800) 222-5500, Option 4. Mazda's number for this recall is 4219L.