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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Lighting (Interior)) >> Lighting System >> Door Courtesy Switch Circuit >> Description

Door Courtesy Switch Circuit: Description

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

The main body ECU RH detects the condition of each door courtesy switch and sends a signal to each ECU via the multiplex communication circuit