RANCHO PALOS VERDES -- A brush fire that burned 3 acres near Crenshaw Boulevard and Rancho Palos Verdes Drive North, endangering a school, was caused by a car accident, according to authorities.

The fire was reported at 4:59 p.m. Thursday on the border of Rolling Hills Estates and in the Palos Verdes Peninsula, said Inspector Steve Zermeno of the Los Angeles County Fire Department.

A vehicle went into a ditch and crashed into an electrical vault, ignitng a brush fire, according to Inspector Mathew Levesque.

Two teens were found in the car suffering from minor burns, said Levesque. He could not comment on whether the teens had been hospitalized.

Chadwick Academy was threatened by the fire, which burned 3 acres before firefighters contained it.

The blaze was under control by 6:12 p.m., Levesque said.

There were as many as 100 firefighters on the scene in addition to two Super Scoopers, Zermeno said.

A week ago, a 100-acre fire spread rapidly in Rancho Palos Verdes on the south Los Angeles County coast, forcing as many as 1,500 people to flee from their homes.