TSB A26-091 — Honda Service bulletin
A26-091 is a service bulletin on file with NHTSA for 2 Honda models, 2017–2020 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 - Honda has developed software updates to the Honda Sensing system to enhance driver experience by modifying the circumstances when the advanced driver assist system (ADAS) decelerates the vehicle or the extent of deceleration. The software covers Adaptive…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years A26-091 names
| Vehicle | Model years |
|---|---|
| Honda Accord | 2018, 2019, 2020 |
| Honda CR-V | 2017, 2018, 2019 |
Every document filed under A26-091
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 |
|---|---|---|
| A26-091 | July 31, 2026 | Service bulletin |
| A26-091 v1 | July 24, 2026 | Service bulletin |
What A26-091 covers
Driver assistance — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB A26-091?
A26-091 is a service bulletin filed with NHTSA by Honda, covering 2 Honda models across the 2017–2020 model years. NHTSA's summary reads: Service Bulletin - Honda has developed software updates to the Honda Sensing system to enhance driver experience by modifying the circumstances when the advanced driver assist system (ADAS) decelerates the vehicle or the extent of deceleration. The software covers Adaptive…
Which vehicles does A26-091 cover?
NHTSA's file names Honda Accord (2018–2020); Honda CR-V (2017–2019). 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 A26-091 a recall, and is the repair free?
No. A26-091 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 A26-091?
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 A26-091, 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 A26-091. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.