# Service bulletin BTI\&10122021

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: 10202327
- Published by NHTSA: 2021\-10\-19
- Manufacturer's number: BTI\&10122021
- Manufacturer's date: 2021\-10\-12
- NHTSA component: VISIBILITY; ELECTRICAL SYSTEM

## NHTSA's summary

Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2020\-2021 RDXs \& 2022 MDXs with a client complaint of the sunshade or sunroof closing partially before reversing open or will not move in the closing direction from any position. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202327-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202327-9999.pdf)

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

## Components

Electrical system, Glass, wipers and mirrors

## Vehicles listed

- 2022 ACURA MDX
- 2020 to 2021 ACURA RDX

## Recalls for the same vehicles and component

- [25V031000](/recalls/nhtsa/25V031000.md), 2025-01-23: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

## Other bulletins for the same vehicles and component

- [B21673](/bulletins/11033180.md), 2026-06-02, Over\-the\-air update: ELECTRICAL SYSTEM. Over The Air Update \- Vehicles equipped with the System Updates application are capable of downloading and installing Over the Air System Updates. System Updates contain upgrades that fix a variety of operational errors and/or enhancements that add new functionality. Information for the various software releases can be found in this document. Software version: D.1.6.4
- [BTI\&04092025901](/bulletins/11017032.md), 2025-04-15, Other: VISIBILITY/WIPER. Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2022\- 2024 MDXs \& 2021\-2025 TLXs with a client complaint of a loose or detached rearview mirror bracket. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
- [B24\-058](/bulletins/11012818.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- Under certain circumstances when reversing near a chain\-link fence or highly reflective surfaces, a parking and back\-up sensor system abnormal message may be displayed in the multi\-information display \(MID\).
- [B24\-047](/bulletins/11012817.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system \(MOST\) bus network which can potentially affect the audio sound quality.
- [B23\-025](/bulletins/11012814.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system \(MOST\) bus network which can potentially affect the audio sound quality.
- [BTI\&10252024902](/bulletins/11010125.md), 2024-11-06, Other: VISIBILITY/WIPER. Dealer Message \- American Honda Motor Co., Inc. \(AHM\) is searching for certain 2022\-2025 MDXs with a client complaint of a high\-pitched noise coming from the front HVAC system when on the high fan setting. The high\-pitched noise can be described as a whine. To better understand the cause of this condition, AHM would like to collect certain parts from the vehicle prior to you attempting a repair of any kind.
- [ONL6M309172024](/bulletins/11008048.md), 2024-09-26, Other: ELECTRICAL SYSTEM. Owner Notification Letter \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system \(MOST\) bus network which can potentially affect the audio sound quality.
- [B24\-047](/bulletins/11005526.md), 2024-08-02, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system transport \(MOST\) bus network which can potentially affect the audio sound quality.
- [B24\-045](/bulletins/11005523.md), 2024-08-02, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system transport \(MOST\) bus network which can potentially affect the audio sound quality.
- [BBOM07302024902](/bulletins/11005521.md), 2024-08-02, Other: ELECTRICAL SYSTEM. Dealer Message \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the Media Oriented System Transport \(MOST\) bus network which can potentially affect the audio sound quality.

JSON: [/v1/bulletins/10202327](/v1/bulletins/10202327)

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