Toyota BZ4X 2022–2023 — technical service bulletin
Bulletin 23TJ01P4B · NHTSA communication 10247823 · issued Nov 21, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2023
model years
22
vehicle entries
Official summary
RL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Affected vehicles have been delivered with only one Smart Key and a second mechanical key.
Vehicles covered
- 2023 Toyota BZ4X
- 2023 Toyota Camry
- 2023 Toyota Crown
- 2022 Toyota Highlander
- 2023 Toyota Highlander
- 2022 Toyota Highlander Hybrid
- 2023 Toyota Highlander Hybrid
- 2023 Toyota Prius
- 2022 Toyota RAV4
- 2023 Toyota RAV4
- 2022 Toyota RAV4 Hybrid
- 2023 Toyota RAV4 Hybrid
- 2023 Toyota RAV4 Prime
- 2023 Toyota Sequoia
- 2023 Toyota Sienna
- 2023 Toyota Sienna Hybrid
- 2022 Toyota Tundra
- 2023 Toyota Tundra
- 2022 Toyota Tundra Hybrid
- 2023 Toyota Tundra Hybrid
- 2023 Toyota Venza
- 2023 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.