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Home >> Lexus >> 2010 >> GS 350 RWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting (Diagnostic Codes & Circuit Tests) >> Lighting System >> Step Illumination Circuit >> Description

Step Illumination Circuit: Description

The multiplex network body ECU receives information regarding the door lock position switch and engine switch, and turns on each step light. It also receives shift information and controls the illumination.