DTC B1579: Voice Recognition Microphone Disconnected [10/2019 - 09/2022]: Description

The radio receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines.

This DTC is stored when a microphone connection detection signal line is disconnected.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B1579	Voice Recognition Microphone Disconnected	Microphone signal is lost.	Telephone microphone assembly DCM (telematics transceiver)* Radio receiver assembly Harness or connector