The NHTSA says the crashes happened when the feature failed to detect posts or parked vehicles.
The agency said Tesla hasn’t reported any incidents related to the feature itself.
Tesla didn’t immediately respond to a request for comment.
It’s a version of a feature that’sbeen around since 2017andthat’s been investigated before.
“Keep an eye on your car and its surroundings at all times.
Stay vigilant, especially around the fast and the furious (people, bikes, and other cars).
You are still responsible for your vehicle, so watch as it drives and stop it if necessary.”
This followed news in October that it wasinvestigating Tesla’s full self-driving system.