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Home >> Lexus >> 2008 >> SC 430 >> Repair and Diagnosis >> Electrical >> Body Electrical >> OEM System Circuits >> Headlight >> System Outline

System Outline

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In the daytime running light system, when the system recognizes that the vehicle is ready to travel according to the signals from the generator and parking brake SW etc., the headlight (High) comes on dimmed through the communication control among the gateway ECU, J/B ECU and front controller etc.