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Home >> Lexus >> 2008 >> LS 600hL >> Repair and Diagnosis >> Electrical >> Body Electrical >> OEM System Circuits >> EPS >> System Outline

System Outline

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* To reduce the steering effort, the amount of steering assistance required is calculated according to the torque sensor signals and the vehicle speed. The required steering assistance is then output to the motor.

* When an abnormality is found in the system, the power and motor relays (Built into the ECU) are shut off to stop the assistance and the warning lamp on the combination meter illuminates.