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Home >> Lexus >> 1997 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Steering and Suspension >> Steering >> Power Steering >> Steering Control Module >> Testing and Inspection >> ECU Power Source Circuit
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ECU Power Source Circuit

ECU Power Source Circuit Diagram:





CIRCUIT DESCRIPTION
The Electronic Control Unit (ECU) power source also supplies power to the ECU and sensor, etc. Power is supplied to the ECU even when the ignition switch.

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INSPECTION PROCEDURE
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