The National Highway Traffic Safety Administration investigation centers around four accidents where Teslas running the Full Self-Driving (FSD) beta crashed after entering areas of reduced visibility

Full Self-Driving system following reports of four crashes, one of which resulted in a fatality. Failure of the system engineering controls to react appropriately to reduced roadway visibility conditions,

The agency is conducting the probe after receiving reports of several collisions involving the technology, including a deadly crash in 2023.

A federal investigation into Tesla was announced Thursday after one person was injured, and one died after a crash involving a self-driving Tesla.

Tesla's Full Self-Driving system is being investigated in the US after reports it may not function properly when visibility on the road is poor.

Driving' appears to struggle in low visibility situations and has led to four crashes, including at least one death. Now it's under investigation.

The National Highway Traffic Safety Administration said in documents that it opened the probe Thursday after the company reported four crashes when Teslas encountered sun glare, fog and airborne dust.

More than 2.4 million Tesla electric vehicles have been placed under investigation by an automotive regulator over fears collisions could occur during poor weather conditions. The United States National Highway Traffic Safety Administration (NHTSA) has launched an investigation into Tesla's popular Full Self-Driving (FSD) technology.