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Home >> Lexus >> 2023 >> LS 500 Base, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Ext) - Diagnostic Codes (3 Of 3), Symptom Tests & Circuit Tests (1 Of 2) >> Lighting System >> Automatic High Beam System does not Operate or Operation Indicator does not Illuminate [12/2017 - 09/2018] >> Description

Automatic High Beam System does not Operate or Operation Indicator does not Illuminate [12/2017 - 09/2018]: Description

The main body ECU (multiplex network body ECU) controls the automatic high beam system based on signals received from the object recognition camera*1 or forward recognition camera*2.

  1. *1: w/ AFS (Front-lighting Adaptive System)
  2. *2: w/o AFS (Front-lighting Adaptive System)
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