Pressure-Controlled Semi-Active Suspension – Hitachi Drive Control SystemsEHFCVApril 25, 2014Chassis Front strut Rear shock absorber Hitachi semi-active shock absorbers US08413774 Damping force generating mechanism 25 A pilot valve 28, which is a solenoid-driven pressure control valve controlling the valve-opening pressure of the main valve 27. Lead wire 75 # Suspension Previous Post R18 V6 TDI Engine Expansion Joints Next Post Power Control Unit and DC-DC Converter – DENSO’s Hybrid Vehicle Components Leave a ReplyCancel ReplyYou must be logged in to post a comment.