Transmission software may cause abrupt downshift
Defect Summary
Aisin world corp. Of america (aisin aw) is recalling certain transmission control modules (tcm), part numbers pspd189e1, pefb189e1b, pac6189e1a, pefb189e1a, pefb189e1c, 50052911, pefb189e1d, 50053305, and 50054938 sold for use in 2016-2019 mazda miata mx-5 and 2017-2019 fiat 124 vehicles equipped with automatic transmissions. due to incorrect programming of the transmission control module (tcm), certain conditions may cause the vehicle to unexpectedly downshift and abruptly decelerate.
Safety Consequence
If a vehicle downshifts unexpectedly, the driver may lose control of the vehicle, increasing the risk of crash.
Corrective Action
Remedy program(s) will be conducted by both mazda and fca us. for additional information, see recalls 19v-068 and 19v-072.
Similar Recalls
Other recalls from Aisin World Corp. Of America or involving Power Train.
FAQ: Recall 19E008000
Your rights, the repair process, and what each field on this page means.
What is recall 19E008000?
NHTSA recall 19E008000 was issued by Aisin World Corp. Of America on February 6, 2019. It addresses: Transmission software may cause abrupt downshift. The recall affects approximately 24,265 vehicles, with the defect involving the Power Train component.
How do I get this recall repaired?
Contact any authorized Aisin World Corp. Of America dealer and reference NHTSA recall ID 19E008000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.