Toyota 4RUNNER 2021–2022 — technical service bulletin
Bulletin 22TC01 Region Le · NHTSA communication 10209016 · issued Feb 24, 2022
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
16
vehicle entries
Official summary
RL: Due to improper programming of the Data Communication Module (DCM), which provides cellular communication in various situations, including emergencies, the driver and Safety Connect operator may not be able to hear each other?s voices during a Safety Connect call.
Vehicles covered
- 2021 Toyota 4RUNNER
- 2022 Toyota 4RUNNER
- 2021 Toyota C-HR
- 2021 Toyota Highlander
- 2022 Toyota Highlander
- 2021 Toyota Highlander Hybrid
- 2022 Toyota Highlander Hybrid
- 2022 Toyota Prius
- 2021 Toyota Prius Prime
- 2022 Toyota Prius Prime
- 2021 Toyota RAV4 Prime
- 2021 Toyota Sequoia
- 2022 Toyota Sequoia
- 2021 Toyota Tacoma
- 2022 Toyota Tacoma
- 2021 Toyota Tundra
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.