Power Steering Pump: Description and Operation

Power Steering Pump: Different power steering pumps are used depending on the vehicle equipment. Vehicles without dynamic drive are equipped with a vane type pump and standard oil reservoir.

A tandem pump is used when the vehicle is equipped with dynamic drive. This pump consists of a radial piston pump with a maximum output of 180 bar and a vane pump section with a maximum output of 135 bar. These vehicles are also equipped with large oil reservoir with oil level monitoring.