# Service bulletin 09\-002\-24c

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: 11005543
- Published by NHTSA: 2024\-08\-02
- Manufacturer's number: 09\-002\-24c
- Manufacturer's date: 2024\-07\-08
- NHTSA component: SEAT BELTS
- Manufacturer's system: i\-activesense warning

## NHTSA's summary

Some customers may complain that the warning sound in the passenger compartment \(notifies i\-ACTIVSENSE warnings, seat belt warning etc.\) is too loud. Some of the volume settings in the notification and warning amplifier are not properly set. The control software of the notification and warning amplifier has been modified to eliminate this concern. CX\-70 / CX\-90 NOTE: This repair is also applicable for a "WARNING MESSAGE FOR AVAS MALFUNCTION WITH DTC B1A03:2B" concern.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005543-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005543-9999.pdf)

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

## Components

Seat belts

## Trouble codes named

B1A03

## Vehicles listed

- 2024 MAZDA CX\-30
- 2025 MAZDA CX\-70
- 2024 to 2025 MAZDA CX\-90
- 2024 MAZDA MAZDA3

## Other bulletins for the same vehicles and component

- [09\-002\-24b](/bulletins/11003355.md), 2024-07-05, Service bulletin: SEAT BELTS. Some customers may complain that the warning sound in the passenger compartment \(notifies i\-ACTIVSENSE warnings, seat belt warning etc.\) is too loud. Some of the volume settings in the notification and warning amplifier are not properly set. The control software of the notification and warning amplifier has been modified to eliminate this concern. CX\-70 / CX\-90 NOTE: This repair is also applicable for a "WARNING MESSAGE FOR AVAS MALFUNCTION WITH DTC B1A03:2B" concern.
- [09\-002\-24a](/bulletins/11000773.md), 2024-06-04, Service bulletin: SEAT BELTS. Some customers may complain that the warning sound in the passenger compartment \(notifies i\-ACTIVSENSE warnings, seat belt warning etc.\) is too loud. Some of the volume settings in the notification and warning amplifier are not properly set. The control software of the notification and warning amplifier has been modified to eliminate this concern.
- [09\-002\-24](/bulletins/10249500.md), 2024-02-01, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; SEAT BELTS. Some customers may complain that the warning sound in the passenger compartment \(notifies i\-ACTIVSENSE warnings, seat belt warning etc.\) is too loud. Some of the volume settings in the notification and warning amplifier are not properly set. The control software of the notification and warning amplifier has been modified to eliminate this concern.

JSON: [/v1/bulletins/11005543](/v1/bulletins/11005543)

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