2021 Tesla Model 3 lane departure problems
31 owner complaints filed with NHTSA name the lane departure on the 2021 Tesla Model 3 — 5% of all complaints for this model year.
What owners report
“I was driving down Interstate 635 Lane Departure Assist on my 2021 Model 3 pulls me into the lane it senses im departing into when system is set to "assist" (if vehicle sense im straying into the left lane as an example, it will pull me further towards the left lane markings and requires an…”
filed Aug 4, 2026
“Component: Lane Support System — Emergency Lane Keeping (ELK) Part of standard Autopilot safety suite (not FSD) activated without valid lane detection data and pushed the vehicle into the oncoming lane of traffic on Ohio State Route [XXX]. The system then aborted mid-intervention (LSS_STATE_ABORT)…”
filed Jul 15, 2026
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% |
| 2020 Model 3 | 35 | 8% |
| 2019 Model 3 | 69 | 11% |
| 2018 Model 3 | 51 | 5% |
| 2017 Model 3 | 4 | 15% |
Other reported problem areas on the 2021 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.