2020 Tesla Model 3 electrical system problems
42 owner complaints filed with NHTSA name the electrical system on the 2020 Tesla Model 3 — 9% of all complaints for this model year.
What owners report
“The contact owns a 2020 Tesla Model 3. The contact stated that while driving at an undisclosed speed, the safety features independently deactivated. The contact purchased and replaced the battery. The vehicle was taken to the dealer, where it was diagnosed with ECU failure. The contact was informed…”
filed Aug 17, 2026
“I was operating my Tesla with Full Self-Driving (FSD) engaged when the incident occurred. I was turning right onto [XXX] from [XXX] and was positioned in the left right-turn lane approaching a railroad crossing. The railroad crossing gates were already fully lowered, indicating an approaching…”
filed Aug 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- An incorrect font size is displayed on the instrument panel for the Brake, Park, and…Campaign 24V051000 · Jan 30, 2024
- In certain circumstances when Autosteer is engaged, the prominence and scope of the…Campaign 23V838000 · Dec 12, 2023
- Unit of speed (mph or km/h) may fail to display on the speedometer while in Track ModeCampaign 22V263000 · Apr 18, 2022
Electrical System problems in other Model 3 years
| Year | Reports | Share |
|---|---|---|
| 2026 Model 3 | 1 | 5% |
| 2025 Model 3 | 20 | 17% |
| 2024 Model 3 | 44 | 20% |
| 2023 Model 3 | 51 | 12% |
| 2022 Model 3 | 59 | 8% |
| 2021 Model 3 | 78 | 12% |
| 2019 Model 3 | 91 | 15% |
| 2018 Model 3 | 168 | 16% |
| 2017 Model 3 | 2 | 8% |
Other reported problem areas on the 2020 Tesla Model 3
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.