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Nissan-Datsun
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2007
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Altima Base
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Repair and Diagnosis
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Steering
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Power Steering
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Steering Control System (Except Hybrid)
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Function Diagnosis
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EPS System
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System Description
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Notes
System Description: Notes
The EPS system controls the power steering solenoid valve through the power steering control unit.
The valve driving voltage to control the power steering solenoid valve varies according to the vehicle speed.
Fig 1: Solenoid Valve Voltage Graph