2018 Mazda MX-5 Miata · Transmission & drivetrain
Powertrain defect may interrupt drive
Due to incorrect programming of the Transmission Control Module (TCM), certain conditions may cause the vehicle to unexpectedly downshift and abruptly decelerate.
What the reviewed source says
Start with the documented condition, not a parts guess.
NHTSA campaign 19V072000 includes certain 2016 to 2019 Mazda MX-5 Miata vehicles. Mazda North American Operations (Mazda) is recalling certain 2016-2019 MX-5 (Miata) vehicles 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. If the vehicle abruptly downshifts, the driver may lose control of the vehicle, increasing the risk of a crash.
Words owners may use
Does this match the moment?
Symptoms in the pattern
- The vehicle may hesitate, shift unexpectedly or lose drive, depending on the recalled part
- An open campaign appears when the complete VIN is checked
- Some recalled vehicles may show no advance warning before the component fails
Vehicles and scope
- 2016 to 2019 Mazda MX-5 Miata
- NHTSA campaign 19V072000
- The manufacturer filing lists 14,370 potentially affected units across the complete campaign.
- VIN eligibility determines whether this recall applies to an individual vehicle
Manufacturer position
What the official procedure directs
Mazda will notify owners, and dealers will reprogram the TCM with corrected software, free of charge. The recall began March 14, 2019. Owners may contact Mazda customer service at 1-800-222-5500, option 4.
Safety recall eligibility is based on the VIN and campaign scope, not ordinary warranty mileage. Check the complete VIN even when the vehicle is outside its original warranty.
Original evidence
Open the documents behind this page.
Repair paths and safe checks
Separate the diagnosis from the action.
Use the official recall remedy
Mazda will notify owners, and dealers will reprogram the TCM with corrected software, free of charge. The recall began March 14, 2019. Owners may contact Mazda customer service at 1-800-222-5500, option 4.
Do not buy parts from the campaign description alone. VIN scope, superseded remedies and parts availability can change.
What owners reported
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Check the complete VIN before arranging work
Enter the 17-character VIN in NHTSA's recall lookup and ask the manufacturer or an authorised dealer to confirm whether the campaign is open for this vehicle.
A year, make and model match does not prove that every vehicle is included. The VIN result controls eligibility.
What owners reported
Did this repair fix the same symptom on your car?
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Useful before authorizing work
Read the method beside the problem
These guides explain the safety and evidence checks that apply to this problem file.
Check recalls by VIN
A VIN search checks the displayed NHTSA records for an unrepaired safety recall associated with one vehicle. A model search shows only the wider campaign population.
Read guide ↗When a car is unsafe
A warning light does not always mean the same thing, but weak brakes or smoke leave little room for experimentation. Damaged tires and certain recall instructions can do the same.
Read guide ↗Car shudders or vibrates
A useful diagnosis starts with when the vibration happens and where you feel it. The word shudder alone does not identify a transmission fault.
Read guide ↗More for this model
Other reviewed Mazda MX-5 Miata conditions
2016 to 2023 Mazda MX-5 Miata · Safety restraints
Air bag system safety defect
A software error in the air bag control module may cause the front air bags to deploy with excessive force during a crash.
2016 Mazda MX-5 Miata · Body & structure
Body or structural component may fail
The skid plate and metal bracket may detach from underneath the vehicle.
2018 to 2019 Mazda MX-5 Miata · Fuel system
Fuel pump or delivery fault may cause a stall
The impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail.