Toyota 4RUNNER 2016–2019 — technical service bulletin
Bulletin T-TT-0583-19 · NHTSA communication 10169435 · issued Nov 18, 2019
Technical service bulletin
communication type
Equipment
component
2016–2019
model years
40
vehicle entries
Official summary
TT: Some customers who have upgraded their iPhone® to iOS13 are experiencing a condition where the Bluetooth connection disconnects and reconnects. In some instances, this condition causes the Panasonic head unit to reboot when the Bluetooth connection is initiated.
Vehicles covered
- 2016 Toyota 4RUNNER
- 2017 Toyota 4RUNNER
- 2018 Toyota 4RUNNER
- 2019 Toyota 4RUNNER
- 2016 Toyota Avalon
- 2017 Toyota Avalon
- 2018 Toyota Avalon
- 2016 Toyota Avalon Hybrid
- 2017 Toyota Avalon Hybrid
- 2018 Toyota Avalon Hybrid
- 2016 Toyota Highlander
- 2017 Toyota Highlander
- 2018 Toyota Highlander
- 2019 Toyota Highlander
- 2016 Toyota Highlander Hybrid
- 2017 Toyota Highlander Hybrid
- 2018 Toyota Highlander Hybrid
- 2019 Toyota Highlander Hybrid
- 2016 Toyota Prius
- 2017 Toyota Prius
- 2018 Toyota Prius
- 2019 Toyota Prius
- 2017 Toyota Prius Prime
- 2018 Toyota Prius Prime
- 2017 Toyota Prius V
- 2018 Toyota Prius V
- 2016 Toyota Sequoia
- 2017 Toyota Sequoia
- 2018 Toyota Sequoia
- 2019 Toyota Sequoia
- 2016 Toyota Sienna
- 2017 Toyota Sienna
- 2016 Toyota Tacoma
- 2017 Toyota Tacoma
- 2018 Toyota Tacoma
- 2019 Toyota Tacoma
- 2016 Toyota Tundra
- 2017 Toyota Tundra
- 2018 Toyota Tundra
- 2018 Toyota Yaris
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.