2014 Tesla Model S power train problems
27 owner complaints filed with NHTSA name the power train on the 2014 Tesla Model S — 7% of all complaints for this model year.
What owners report
“Motor suddenly failed after a required update while driving, nearly causing a crash with multiple commercial vehicles and pedestrians, leaving brake lights dangerously always on and alarm sounding, killed 12v as well.”
filed May 1, 2026
“**Incident / Defect Description for NHTSA Safety Complaint** **Vehicle Information** - Make: Tesla - Model: Model S - Year: 2014 - VIN: [XXX] - Approximate Mileage: 148,129 miles - Date of Discovery / Failure: 04/23/2026 **Description of the Defect** This vehicle is equipped with Tesla’s Large…”
filed Apr 28, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Model S years
| Year | Reports | Share |
|---|---|---|
| 2023 Model S | 3 | 3% |
| 2022 Model S | 3 | 2% |
| 2021 Model S | 2 | 1% |
| 2020 Model S | 6 | 8% |
| 2019 Model S | 3 | 7% |
| 2018 Model S | 5 | 3% |
| 2017 Model S | 9 | 2% |
| 2016 Model S | 17 | 3% |
| 2015 Model S | 29 | 4% |
| 2013 Model S | 35 | 8% |
| 2012 Model S | 5 | 8% |
Other reported problem areas on the 2014 Tesla Model S
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.