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Home >> Lexus >> 2004 >> RX 330 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 564 (Lighting) >> Lighting System >> Door Courtesy Switch Circuit >> Description

Door Courtesy Switch Circuit: Description

WARNING: This page is about a different car, the 2008 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

The body ECU detects the condition of the door courtesy switch assembly.