(Reuters) — U.S. auto regulator NHTSA has sent a special order to Tesla (O:TSLA) asking questions about changes to the driver monitoring system for its Autopilot software, documents released on Tuesday showed.
In its order dated on July 26, the National Highway Traffic Safety Administration raised concerns about a change by Tesla which allows drivers to use Autopilot for extended periods without prompting the driver to apply torque to the steering wheel.
«The resulting relaxation of controls...could lead to greater driver inattention and failure of the driver to properly supervise Autopilot,» NHTSA said in its letter to Tesla.
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