Autonomous car maker Zoox, an Amazon.com subsidiary, has issued a voluntary recall of 270 of its vehicles after it found a software error that may increase the risk of a crash. The recall was prompted by an April 8 accident between an unoccupied Zoox vehicle and a passenger vehicle in Las Vegas,

Zoox, the autonomous vehicle company owned by Amazon, paused its driverless testing program for more than a week and issued a voluntary recall of its software following a crash in Las Vegas, according to the company and a filing with federal safety regulators.