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DTC B1579: Voice Recognition Microphone Disconnected [12/2019 - 10/2022]: 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
  • Radio receiver assembly
  • DCM (telematics transceiver)
  • Harness or connector
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