The Fullerton Police Department said the driver admitted to putting the vehicle in self-driving mode while he was on the phone.
FULLERTON, Calif. (KABC) -- A Tesla that was in self-driving mode plowed into a police cruiser in Fullerton while the officer was investigating a deadly crash.
The incident happened Wednesday night at the intersection of W. Orangethorpe and Courtney avenues.
The Fullerton Police Department said the police cruiser had its emergency lights on, and several flares were placed on the road when a blue Tesla crashed into the vehicle.
"The driver of this Tesla admitted to engaging his vehicle's 'self-drive' mode while using his cell phone, a clear violation of responsible driving practices and California law," said police a news release.
No major injuries were reported. The Tesla driver is cooperating with the investigation, according to police.
Meanwhile, the deadly crash that was initially being investigated involved a motorcyclist.
Police said a driver hit the motorcyclist and one person was killed though further details weren't immediately available.