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Home >> Lexus >> 2013 >> IS 250 Base, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Steering Lock System (Diagnostic Codes & Circuit Tests) >> Steering Lock System >> Circuit Tests >> Steering Lock Motor Drive Power Circuit >> Description

Steering Lock Motor Drive Power Circuit: Description

The steering lock ECU is connected to the power source control ECU and certification ECU. The steering lock ECU cannot activate the motor unless it receives permission signals from both the ECUs. (The power source control ECU permits the steering lock ECU to supply power to activate the motor.)