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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 257 (Navigation System (Hybrid) - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2)) >> NAVIGATION SYSTEM (for HV Model) >> DTC B15DB: Telematics Transceiver 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 or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio receiver assembly or navigation ECU may not operate normally.
  • Inspect the fuses for circuits related to this system before performing the following procedure.
  • Before replacing the DCM (telematics transceiver), refer to Registration.

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

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