DTC B1A32-49: Microphone Internal Malfunction [Connectivity Master Unit]: Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1A32:49 (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Microphone internal malfunction
Detection condition	The connectivity master unit (CMU) detected a microphone internal malfunction for 6 s.
Fail-safe	Not applicable
Possible cause	Microphone internal malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable