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Home >> Lexus >> 2008 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Lighting) >> Lighting System >> Illumination Circuit >> Description

Illumination Circuit: Description

WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.

When the combination light switch signal is sends from the front light ECU, the driver side junction block ECU turns on switch illumination and combination meter illumination.