# Service bulletin BTS190401

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: 10159187
- Published by NHTSA: 2019\-04\-22
- Manufacturer's number: BTS190401
- Manufacturer's date: 2019\-04\-11
- NHTSA component: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

"Tech Line Summary Article \- Are you having this issue while using Apple CarPlay? \-CarPlay beeps and stops working. \-If you try to switch to a different audio source, you see the message XM\-Check Tuner or FM\-Radio Unavailable. \-When you turn the ignition to OFF, the navigation display stays on."

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159187-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159187-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2019 ACURA RDX

## 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
- [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.
- [B20\-053](/bulletins/10251896.md), 2024-03-19, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service Bulletin \- The MIL is flashing with a loss of power. This is most common in hot, humid regions, or after a period of rainfall. Humid air within the intake passage may condense and accumulate moisture during steady driving which enters the engine and may cause a misfire and a flashing MIL.
- [B23\-013](/bulletins/10239706.md), 2023-07-27, Service bulletin: STRUCTURE:INTERIOR PANELS:SUN VISOR; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Service Bulletin \- The client may notice a loss of auto function, or no function, of the sunroof glass/sunshade due to a Motor\-Control Unit error code in the clock frequency check falsely detecting a failure.
- [B23\-025](/bulletins/10238231.md), 2023-06-28, 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.
- [BBOM06232023902](/bulletins/10238229.md), 2023-06-28, Service bulletin: 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.
- [B21\-029](/bulletins/10219540.md), 2022-09-09, Service bulletin: ELECTRICAL SYSTEM. Service bulletin \- As of August 23, 2022, the Product Improvement Campaign has ended. The TCU can no longer be updated using Over The Air updates. If the customer needs to restore TCU services, the only option is to replace the TCU. This would be done as a customer pay repair.
- [B22\-016](/bulletins/10219515.md), 2022-09-09, Service bulletin: ELECTRICAL SYSTEM. "Dealer message \- Audio sound stops and No Audio Connection message appears in the audio display. NOTE: This is not related to MOST ring break conditions."
- [ONLP6B08082022](/bulletins/10219513.md), 2022-09-09, Service bulletin: ELECTRICAL SYSTEM. Customer letter \- Our records indicate that a Product Update has not been completed on this vehicle . The audio/information screen may show the clock being off by 1 hour. To correct this, an audio software update is available. Acura strongly recommends updating your vehicle as soon as possible.
- [B22\-014](/bulletins/10215489.md), 2022-07-07, Service bulletin: EQUIPMENT; VISIBILITY; STRUCTURE. Service bulletin \- The rear windshield glass is shattered or broken with no external impact. Incorrect specification for the rear defroster grid.

JSON: [/v1/bulletins/10159187](/v1/bulletins/10159187)

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