Toyota BZ4X 2021–2024 — technical service bulletin
Bulletin T-SB-0120-20 Rev2 · NHTSA communication 11014211 · issued Jan 30, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2024
model years
40
vehicle entries
Official summary
OBSOLETE NOTICE January 30, 2025: This bulletin is now obsolete. Please see T-SB-0015-25.
Vehicles covered
- 2023 Toyota BZ4X
- 2024 Toyota BZ4X
- 2023 Toyota Corolla
- 2024 Toyota Corolla
- 2023 Toyota Corolla Cross
- 2024 Toyota Corolla Cross
- 2023 Toyota Corolla Cross Hybrid
- 2024 Toyota Corolla Cross Hybrid
- 2023 Toyota Corolla Hatchback
- 2024 Toyota Corolla Hatchback
- 2023 Toyota Corolla Hybrid
- 2024 Toyota Corolla Hybrid
- 2023 Toyota Crown
- 2024 Toyota Crown
- 2024 Toyota Grand Highlander
- 2024 Toyota Grand Highlander Hybrid
- 2023 Toyota GR Corolla
- 2024 Toyota GR Corolla
- 2024 Toyota Highlander
- 2024 Toyota Highlander Hybrid
- 2024 Toyota Land Cruiser
- 2024 Toyota Mirai
- 2023 Toyota Prius
- 2024 Toyota Prius
- 2023 Toyota Prius Prime
- 2024 Toyota Prius Prime
- 2023 Toyota Sequoia Hybrid
- 2024 Toyota Sequoia Hybrid
- 2024 Toyota Tacoma
- 2024 Toyota Tacoma Hybrid
- 2022 Toyota Tundra
- 2023 Toyota Tundra
- 2024 Toyota Tundra
- 2022 Toyota Tundra Hybrid
- 2023 Toyota Tundra Hybrid
- 2024 Toyota Tundra Hybrid
- 2021 Toyota Venza Hybrid
- 2022 Toyota Venza Hybrid
- 2023 Toyota Venza Hybrid
- 2024 Toyota Venza Hybrid
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.