What NHTSA says the defect is
Mazda North American Operations (Mazda) is recalling certain 2018-2019 CX-5, Mazda6, and 2019 Mazda3 vehicles. A software error in the powertrain control module (PCM) may cause the engine to stall.
The risk NHTSA states
An unexpected stall increases the risk of a crash.
The remedy NHTSA states
Mazda will notify owners, and dealers will reprogram the PCM software, free of charge. The recall began August 20, 2019. Owners may contact Mazda customer service at 1-800-222-5500, option 4. Mazda's number for this recall is 3719F.
Campaign 19V497000 · reported to NHTSA 27 June 2019 · Read it on nhtsa.gov →