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Home >> Lexus >> 2003 >> LS 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 424 (Power Door Lock Control System - Diagnostics) >> Power Door Lock Control System >> All Doors Lock And Unlock Functions Do Not Operate Via Master Switch, Driver Side Door Key Cylinder >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

The body ECU receives a switch signal from the master switch and the driver side door key cylinder, and then drives the door lock motor.