Amazon's Zoox Recalls 105 Autonomous Vehicles Over Failure to Detect Smoke

Amazon.com's self-driving car unit, Zoox, announced Friday it is recalling its entire fleet of 105 autonomous vehicles (AVs) due to a software flaw that may prevent them from detecting heavy smoke and could cause them to impede emergency personnel, according to a Reuters report.

Details of the Recall

The recall was prompted by a June 20 incident where an unoccupied Zoox AV encountered heavy smoke that obscured an active fire scene. The company reported that the vehicle entered the area, braked abruptly while trying to steer away, and then came to a stop.

First responders had to place traffic cones to block the lanes, and the vehicle was eventually reversed under teleguidance. Zoox stated that the issue is being addressed with a software update designed to enhance the vehicle's existing capabilities for detecting and responding to heavy smoke conditions.

Heightened Regulatory Scrutiny

This action comes amid increasing pressure from U.S. auto safety regulators. Last week, the National Highway Traffic Safety Administration (NHTSA) warned AV companies about a "clear pattern" of driverless vehicles interfering with law enforcement and other first responders, which has raised significant safety concerns.

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In a letter to AV developers, NHTSA head Jonathan Morrison highlighted multiple instances of robotaxis driving into active emergency scenes. The agency noted failures to respond to basic safety indicators like flashing lights, flares, smoke, and traffic cones. "An AV that cannot safely interact with first responders is a danger to the general public," the letter stated.

An Industry-Wide Challenge

The issue of AVs navigating emergency situations is not unique to Zoox. Local media in Texas reported that a Waymo self-driving vehicle partially blocked fire trucks responding to a fire in Dallas in late May. Other incidents involving Waymo vehicles reportedly blocking ambulances or driving through police scenes have also been documented.

Both NHTSA and the National Transportation Safety Board (NTSB) are conducting separate investigations into incidents involving Waymo vehicles. These challenges underscore a critical hurdle for the autonomous vehicle industry as it seeks to prove its technology is safe and reliable for widespread public deployment.