# Other AA29051

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: Other
- NHTSA id: 11021951
- Published by NHTSA: 2025\-08\-18
- Manufacturer's number: AA29051
- Manufacturer's date: 2025\-08\-04
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Tech Line \- Customers may experience error code S001 with their audio unit. The vehicle may also have DTC B2B05\-92 CAN Gateway error stored due to the dealership’s wi\-fi settings.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021951-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021951-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Trouble codes named

B2B05

## Vehicles listed

- 2023 to 2025 HONDA ACCORD HYBRID
- 2025 to 2026 HONDA CIVIC HYBRID
- 2026 HONDA CR\-V HYBRID
- 2026 HONDA PASSPORT

## Recalls for the same vehicles and component

- [25V785000](/recalls/nhtsa/25V785000.md), 2025-11-13: ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE \(HPCU\):SOFTWARE

## Other bulletins for the same vehicles and component

- [A26\-024](/bulletins/11038470.md), 2026-10-15, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- Siri stops working when touching the display to interact with Wireless CarPlay. Siri can also freeze when reading a text message or when inputting a destination in Apple Maps.
- [A26\-024](/bulletins/11037708.md), 2026-10-01, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \-Siri stops working when touching the display to interact with Wireless CarPlay. Siri can also freeze when reading a text message or when inputting a destination in Apple Maps.
- [A26\-037](/bulletins/11032798.md), 2026-05-20, Over\-the\-air update: ELECTRICAL SYSTEM. Over The Air \- Due to a software programming issue of the Telematics Control Unit \(TCU, also referred to as TSU\), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message displayed on the screen indicating "Setting Update Failure" when customers try to change certain settings.
- [A30610](/bulletins/11031761.md), 2026-04-30, Over\-the\-air update: ELECTRICAL SYSTEM. Over the Air \- System updates contain upgrades that fix operational errors and/or provide a variety of enhancements, which adds new functionality. Information about the various software releases can be found in this document. Use Audio system Version: 8A050\-3BM\-A015
- [AATS30566](/bulletins/11031289.md), 2026-04-14, Other: ELECTRICAL SYSTEM. Tech Line Summary \- The vehicle's infotainment system displays previously viewed SMS messages upon each ignition cycle, when the customer's Android phone is connected via Bluetooth.
- [AEBM03262026906](/bulletins/11030675.md), 2026-04-03, Over\-the\-air update: ELECTRICAL SYSTEM. Dealer Message \- Due to a software programming issue of the telematics control unit \(TCU/TSU\), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message being displayed on the screen indicating "Setting Update Failure" when customers attempt to change certain settings.
- [A26\-037](/bulletins/11029233.md), 2026-03-03, Over\-the\-air update: ELECTRICAL SYSTEM. Over The Air \- Due to a software programming issue of the Telematics Control Unit \(TCU, also referred to as TSU\), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message being displayed on the screen indicating "Setting Update Failure" when customers attempt to change certain settings.
- [AEBM02202026901](/bulletins/11029230.md), 2026-03-03, Over\-the\-air update: ELECTRICAL SYSTEM. Over The Air \- Due to a software programming issue of the telematics control unit \(TCU/TSU\), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message being displayed on the screen indicating "Setting Update Failure" when customers attempt to change certain settings.
- [ONL6ZS10312025](/bulletins/11024921.md), 2025-11-04, Other: ELECTRICAL SYSTEM; SERVICE BRAKES. Owner Notification Letter \- Due to an error with the CAN settings, the vehicle’s Event Data Recorder \(EDR\) might not record brake switch function and prevent the SRS unit from receiving and storing brake information.
- [A25\-085](/bulletins/11023863.md), 2025-10-03, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- Due to an error with the CAN settings, the vehicle’s Event Data Recorder \(EDR\) might not record brake switch function and prevent the SRS unit from receiving and storing brake information.

JSON: [/v1/bulletins/11021951](/v1/bulletins/11021951)

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