Service bulletin A19-051
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10159788 |
| Published by NHTSA | 2019-05-15 |
| Manufacturer's number | A19-051 |
| Manufacturer's date | 2019-05-08 |
| NHTSA component | FORWARD COLLISION AVOIDANCE; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL |
NHTSA's summary
Service Bulletin - The adaptive cruise control (ACC) turns off unexpectedly while it is in use, and the Collision Mitigation Braking System problem. See Your Dealer. message appears on the MID.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Driver assistance, Adaptive cruise control
| HONDA ACCORD | 2018, 2019 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| ONL6UV09092026 | 2026-09-12. Other. Owner Notification Letter - 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 Cruise Control (ACC), Collision Mitigation Braking System (CMBS), and Road Departure Mitigation (RDM). |
|---|---|
| A26-091 | 2026-08-05. Service bulletin. 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 Cruise Control (ACC), Collision Mitigation Braking System (CMBS), and Road Departure Mitigation (RDM). |
| AEBM07242026901 | 2026-08-05. Other. Dealer Message - Due to software programming issues of the Advanced Driver Assistance System (ADAS), unexpected vehicle deceleration may occur. |
| A21080A | 2023-10-25. Service bulletin. Service News - If an Adaptive Cruise Control System Problem comes back on when the vehicle is driven in freezing conditions, inform the customer it is likely due to snow or ice buildup on the radar. Advise the customer of the following procedure to clean the front grille where the radar is located. |