Tesla Autopilot Probe Casts Eye on Role of In-Car Camera (1)

US auto-safety regulators are scrutinizing Tesla Inc.’s in-car camera systems as part of a recently expanded investigation into whether the company’s automated-driving technology is defective.

In a letter made public on Thursday, the National Highway Traffic Safety Administration asked the automaker a series of questions related to the cameras and the ways they’re used to monitor driver attentiveness.

“Describe the role that the Cabin Camera plays in the enforcement of driver engagement/attentiveness and the manner in which its inputs are factored into the subject system’s operation,” the agency asked in a letter to Tesla Field Quality Director Eddie Gates. ...