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Home >> Lexus >> 2021 >> NX 300h Luxury >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Automatic High Beam System - Diagnostic Codes & Symptom Tests >> Automatic High Beam System >> DTC B124B: Automatic High Beam System [10/2014 - 09/2017] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • Confirm that there are no CAN communication system malfunctions before performing the following inspection.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - 09/2017]

  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).
  • If the main body ECU (multiplex network body ECU) is replaced, refer to Registration.

    Refer to PRECAUTION [10/2014 - 05/2019]

  • When the lane departure warning camera is replaced with a new one, adjustment of the lane departure warning camera beam axis must be performed.
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