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November 9, 2017 Service bulletin

Warning: do not perform operational testing of the smart city brake support (scbs) system.

Mazda technical service bulletin MT-019-17 for 2014-2016 Mazda MAZDA3, 2014-2016 Mazda CX-5 and 2014-2016 Mazda MAZDA6 and others.

Bulletin number
MT-019-17
Component
Electrical system
Summary
WARNING: DO NOT PERFORM OPERATIONAL TESTING OF THE SMART CITY BRAKE SUPPORT (SCBS) SYSTEM. If the warning indicator light is not illuminated and there are no codes stored in the system, the system is operating properly, and Mazda cannot perform any additional testing of the system. Dealers and customers should never attempt to test or recreate crash scenarios under any circumstances because that could lead to an accident and injuries. NOTE: This article only applies to the applicable vehicles below equipped with SCBS system that uses a Laser Sensor. This article does not apply to newer vehicles equipped with SCBS system that uses a Forward Sensing Camera (FSC).

Owners of these vehicles have filed 378 complaints in the electrical category.

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