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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 256 (Navigation System (Hybrid) - Diagnostic Codes (1 Of 2)) >> NAVIGATION SYSTEM (for HV Model) >> DTC B1579: Voice Recognition Microphone Disconnected [10/2019 - 09/2022] >> Caution / Notice / Hint

Caution / Notice / Hint

WARNING: This page is about a different car, the 2022 Lexus ES 300h, 2021 Lexus ES 300h, 2020 Lexus ES 300h, and 2019 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.

    Refer to PRECAUTION [06/2018 - 08/2021] , or refer to PRECAUTION [08/2021 - 09/2022]

  • When replacing the radio receiver assembly, always replace it with a new one. If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio receiver assembly may not operate normally.
  • Before replacing the DCM (telematics transceiver), refer to Registration.

    Refer to REGISTRATION [10/2019 - 09/2022]

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