(PS) A steering system using hydraulic pressure to increase the driver's turning effort. As the driver turns the steering wheel , steering effort is reduced. The pressure is used either in the gearbox itself or in a hydraulic cylinder attached to the steering linkage . Also called power-assisted or assisted steering.
POWER STEERING
Meaning of POWER STEERING in English
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012