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NHTSA-Equipment2026-05-01

Waymo 5th and 6th Gen automated driving systems recalled for flooded roadway hazard

Waymo LLC

Stop using affected Waymo autonomous vehicles

Waymo's automated driving software in certain 5th and 6th generation systems may allow vehicles to drive onto flooded roadways, which can cause loss of control and increase crash risk. Waymo has already applied a temporary fix to all 3,791 affected vehicles by April 20, 2026, adding weather constraints and updating maps to avoid standing water.

  • If you operate a Waymo 5th or 6th generation autonomous vehicle, confirm you received the interim software update by April 20, 2026
  • Avoid driving into areas with standing water or flooded roads until the permanent remedy is available
  • Contact Waymo for details on the permanent fix timeline
Hazard

Entering a flooded roadway can cause a loss of vehicle control, increasing the risk of a crash or injury.

Remedy
The remedy is currently under development. As an interim remedy, Waymo modified the scope of vehicle operations to increase weather-related constraints and updated the vehicle maps. All affected vehicles received the interim update by April 20, 2026.
Affected count
3791
Products
ADS Software May Allow Vehicle to Drive onto a Flooded Roadway

Official notice

https://www.nhtsa.gov/recalls?nhtsaId=26E026000

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