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Home >> Acura >> 2009 >> RL >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> Electronically Controlled Power Steering System >> System Description >> System Outline >> Valve body unit
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Valve body unit

The rotary valve built in the valve body unit is driven by the rotation of the steering wheel. This changes the fluid passage between the power steering pump side, power cylinder side, reservoir side, and the ECPS valve side.