Toyota is expanding its partnership with Uber through a further investment of $500m with the aim of bringing a fleet of driverless ridesharing vehicles to market.

Technology from each company with be integrated into purpose-built Toyota vehicles, based on the existing Sienna Minivan platform.

This continues Toyota’s move into mobility services, following an earlier investment in Uber in 2016. Meanwhile, in June 2018 it invested $1bn in the Asian ride-hailing firm Grab.

Toyota and Uber said the initial fleet of ‘Autono-MaaS’ (autonomous-mobility as a service) vehicles will be owned and operated by a third part with pilots planned for the Uber network in 2021.