TSB 23LJ01 — Lexus Service campaign
23LJ01 is a service campaign on file with NHTSA for 2 Lexus models, 2023–2024 model years, filed and re-filed as 10 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. The supply of Smart Keys available for Lexus 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…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. 23LJ01 is filed as a service campaign, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years 23LJ01 names
Every document filed under 23LJ01
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| 23LJ01 | October 24, 2024 | Service campaign |
| 23LJ01 | October 24, 2024 | Service campaign |
| 23LJ01 | October 24, 2024 | Service campaign |
| 23LJ01 | October 24, 2024 | Service campaign |
| 23LJ01 | September 17, 2024 | Manufacturer communication |
| 23LJ01 | September 17, 2024 | Manufacturer communication |
| 23LJ01 | May 13, 2024 | Service campaign |
| 23LJ01 | May 13, 2024 | Service campaign |
| 23LJ01 Eligibility | April 12, 2024 | Service campaign |
| 23LJ01 Eligibility | April 12, 2024 | Service campaign |
Questions buyers ask
What is TSB 23LJ01?
23LJ01 is a service campaign filed with NHTSA by Lexus, covering 2 Lexus models across the 2023–2024 model years. NHTSA's summary reads: The supply of Smart Keys available for Lexus 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…
Which vehicles does 23LJ01 cover?
NHTSA's file names Lexus ES (2023); Lexus RX (2023–2024). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB 23LJ01 a recall, and is the repair free?
23LJ01 is filed as a service campaign, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of 23LJ01?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 23LJ01, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 23LJ01. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.