Some customers may experience the airbag warning light ON with DTC B00A0:09 stored in the SAS control module memory when the battery voltage is low. DTC B00A0:09 (Occupant classification sensor internal signal output unstable). This concern is caused by the low voltage detection time of the occupant classification sensor (OCS) being too short during cranking, which causes detection of the DTC unnecessarily. The concern occurs more often in colder weather when greater electric current is consumed to start the vehicle. To eliminate this concern, the OCS has been modified to avoid unnecessary DTC detection. NOTE: Even if the voltage is recovered after the engine is started, the airbag warning l
full bulletin at NHTSA ↗2017 Mazda CX-5 airbags problems
moderate Owners of the 2017 Mazda CX-5 have filed 3 NHTSA complaints about the airbags at roughly $1,100 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See airbags across all vehicles →
| Model year | airbags complaints |
|---|---|
| 2014 CX-5 | 8 |
| 2015 CX-5 | 5 |
| 2016 CX-5 | 12 |
| 2017 CX-5 (this page) | 3 |
| 2019 CX-5 | 6 |
| 2020 CX-5 | 5 |
| 2021 CX-5 | 3 |
Of the 7 model years of Mazda CX-5 we track for airbags problems, this one has the fewest owner complaints on file (3).
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering airbags on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Some customers may experience the airbag warning light ON with DTC B00A0:09 stored in the SAS control module memory when the battery voltage is low. *DTC B00A0:09 (Occupant classification sensor internal signal output unstable) This concern is caused by the low voltage detection time of the occupant classification sensor (OCS) being too short during cranking, which causes detection of the DTC unnecessarily. The concern occurs more often in colder weather when greater electric current is consumed to start the vehicle. To eliminate this concern, the OCS has been modified to avoid unnecessary DTC detection. NOTE: *Even if the voltage is recovered after the engine is started, the airbag warning
full bulletin at NHTSA ↗Some customers may complain that the passenger seat belt warning light is ON and the PASS AIRBAG OFF indicator light is OFF with no front passenger in the seat. This may be caused by an electrical device (smart phone, tablet, laptop. etc.) placed on the front passenger's seat.
full bulletin at NHTSA ↗Some customers may experience the airbag warning light ON with DTC B00A0:09 stored in the SAS control module memory when the battery voltage is low. ï· DTC B00A0:09 (Occupant classification sensor internal signal output unstable). This concern is caused by the low voltage detection time of the occupant classification sensor (OCS) being too short during cranking, which causes detection of the DTC unnecessarily. The concern occurs more often in colder weather when greater electric current is consumed to start the vehicle. To eliminate this concern, the OCS has been modified to avoid unnecessary DTC detection. NOTE: ï· Even if the voltage is recovered after the engine is started, the ai
full bulletin at NHTSA ↗This information is provided to help address Passenger Airbag Deactivation (PAD) Indicator illumination concerns during vehicle service.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 0 most recent
Common questions
How serious is the airbags problem on the 2017 Mazda CX-5?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $1,100 and most owners catch it before it causes a breakdown.
At what mileage does the airbags typically fail?
Based on the 3 complaints filed, airbags issues most often appear around 24,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $1,100 for airbags repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to airbags?
No active recalls currently cover airbags issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.