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February 2, 2021 Service bulletin

Some customers may complain that the Blind Spot Monitoring (BSM) system is inoperative

Mazda technical service bulletin SA-015-21 for 2016-2021 Mazda MX-5 and 2016-2019 Mazda CX-3.

Bulletin number
SA-015-21
Component
Visibility
Summary
Some customers may complain that the Blind Spot Monitoring (BSM) system is inoperative. The symptoms may include: When the ignition is switched ON, the warning indicator light turns ON momentarily and then turns off after a few seconds. The BSM system does not operate after 1st key cycle (cold soak), No DTCs stored in memory, BSM system will function normally after 2nd key cycle and the vehicle is driven on the street

Owners of these vehicles have filed 13 complaints in the visibility category.

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