TSB A23-021 — Honda Service bulletin
A23-021 is a service bulletin on file with NHTSA for the Honda CR-V, 2023–2026 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Service Bulletin - The LKAS warning light comes on when driving in reverse due to possible false detection logic occurred in the multipurpose camera software.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years A23-021 names
| Vehicle | Model years |
|---|---|
| Honda CR-V | 2023, 2024, 2025, 2026 |
Every document filed under A23-021
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 |
|---|---|---|
| A23-021 | March 19, 2026 | Service bulletin |
| A23-021 | February 19, 2026 | Service bulletin |
What A23-021 covers
Driver assistance — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB A23-021?
A23-021 is a service bulletin filed with NHTSA by Honda, covering the Honda CR-V across the 2023–2026 model years. NHTSA's summary reads: Service Bulletin - The LKAS warning light comes on when driving in reverse due to possible false detection logic occurred in the multipurpose camera software.
Which vehicles does A23-021 cover?
NHTSA's file names Honda CR-V (2023–2026). 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 A23-021 a recall, and is the repair free?
No. A23-021 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of A23-021?
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 A23-021, 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 A23-021. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.