Toyota 4RUNNER 2021–2022 — technical service bulletin
Bulletin 22TC01 · NHTSA communication 10214367 · issued Apr 25, 2022
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
14
vehicle entries
Official summary
Technical instructions for 22tc01 data communication module (dcm) reprogramming certain 2021 model year c-hr, rav4 prime, tundra certain 2021-2022 4runner, highlander, highlander hv, prius prime, sequoia, tacoma certain 2022 prius
Vehicles covered
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.