2018 Tesla Model 3 lane departure problems
51 owner complaints filed with NHTSA name the lane departure on the 2018 Tesla Model 3 — 5% of all complaints for this model year.
What owners report
“When using FSD in "chill" mode the car attempted to cross over into oncoming lane on a two lane highway. There were no oncoming cars and I overrode the car almost immediately. The car has not been inspected by anybody. No warning light, messages or other symptoms. I have a video of the incident for…”
filed Apr 27, 2026
“No warning messages at all, all cameras/sensors stopped working all at once while driving, full self drive stopped working, lane assist, safety features of full self drive was degraded by this. Car software v12 (2024.44.25.2 288ce84bb43e), according to the dealership the computer fried randomly.”
filed Oct 7, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Lane Departure problems in other Model 3 years
| Year | Reports | Share |
|---|---|---|
| 2025 Model 3 | 17 | 15% |
| 2024 Model 3 | 14 | 7% |
| 2023 Model 3 | 27 | 7% |
| 2022 Model 3 | 44 | 6% |
| 2021 Model 3 | 31 | 5% |
| 2020 Model 3 | 35 | 8% |
| 2019 Model 3 | 69 | 11% |
| 2017 Model 3 | 4 | 15% |
Other reported problem areas on the 2018 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.