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Home >> Lexus >> 1999 >> LS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Steering and Suspension >> Steering >> Steering Column >> Steering Column Control Module >> Testing and Inspection >> ECU Power Source Circuit

ECU Power Source Circuit

CIRCUIT DESCRIPTION
The ECU power source supplies power to the CPU and sensors, etc. Power is supplied to the ECU even when the ignition switch is lock position.




WIRING DIAGRAM

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INSPECTION PROCEDURE