Check a VIN

August 20, 2025 Service bulletin

Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free

Toyota technical service bulletin T-TT-0790-25 for 2016-2019 Toyota Prius, 2016-2019 Toyota Sienna and 2016-2019 Toyota Tacoma and others.

Bulletin number
T-TT-0790-25 (T-TT-0790-25)
Component
Electrical system
Summary
Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low.

Owners of these vehicles have filed 441 complaints in the electrical category.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Toyota Prius?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history