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Operation Principle: Notes

During Parking (When Turning The Steering Wheel To The Right)

Fig 1: Power Steering Solenoid Valve Circuit Diagram
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  1. Power steering solenoid valve is closed while a vehicle is stopped.
  2. Pinion "1R", "2R" and "3R" are closed depending on steering torque of steering wheel.
  3. Oil pressure "P" in the gear housing assembly is the sum of oil pressures occurred in "2R" and "3R". This results in a light steering force because of high pressure.
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