DTC B1579: Voice Recognition Microphone Disconnected [01/2018 - ]: Description

The radio and display receiver assembly and map light assembly (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	Map light assembly (telephone microphone assembly) DCM (telematics transceiver)*1 Radio and display receiver assembly Harness or connector

*1: w/ Manual (SOS) Switch