(USA TODAY) -- The autopsies on Paul Walker and Roger Rodas have been completed, says the Los Angeles County coroner's office.
Update, 1:10 p.m. ET:Official causes of death: Rodas, the driver of the vehicle, died ofmultiple traumatic injuries; Walker, the passenger, died of the combinedeffects of traumatic and thermal injuries, the Los Angeles countycoroner's office said, reports CNN.
The deaths were ruled to be accidental. Toxicology results are pending, and could take several weeks.
The reports were finished on Tuesday, reports AP, on the men who were killed Saturday when the 2005 Porsche Carrera GT they were in crashed into a light pole in Santa Clarita, Calif.
Authorities are expected to release the results today "at the earliest," Craig Harvey of the coroner's office tells the Los Angeles Times.
Walker'spublicist has said the actor was the passenger when the car crashed.The families of both men have provided dental records, which will permitnot only formal identification of the bodies, but also official word onwhether Walker or Rodas was behind the wheel, reports AP.
Detectives have not determined exactly what caused the crash, but the Los Angeles County Sheriff's Department told AP that speed was a factor.