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September 1, 2020 Service bulletin

During BCM replacement, MDARS may display a Configuration Error warning message

Mazda technical service bulletin SA-059-20b for 2019-2021 Mazda MAZDA3 and 2020-2021 Mazda CX-30.

Bulletin number
SA-059-20b
Component
Equipment
Summary
During BCM replacement, MDARS may display a Configuration Error warning message. This may be caused by any of the following: Poor internet connection  MDARS failure Low Battery. Perform the BCM Recovery Procedure below to manually configure the BCM.

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