Service bulletins for the 2021 Toyota Avalon
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
193 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Wiring and fuses are shown. Show all
| T-SB-0003-22 | 2022-02-14. Service bulletin. ELECTRICAL SYSTEM:WIRING. TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual. |
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| T-SB-0113-20 | 2020-12-21. Service bulletin. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. TSB: Some 2020 ? 2021 model year C-HR, RAV4, RAV4 HV, Sequoia, Tundra and 2021 model year Avalon, Avalon HV, Prius, Prius Prime, and RAV4 Prime vehicles may exhibit inoperative Apple CarPlay® with all iPhone® 12 models. An updated USB port is available to address this condition. Follow the Repair Procedure in this bulletin to address this condition. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.