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Home >> Mini >> 2004 >> Cooper (R50) L4-1.6L (W10) >> Repair and Diagnosis >> Specifications >> Electrical Specifications >> Steering >> System Specifications
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System Specifications

The EHPS motor weighing 5.5 kg is mounted by four rubber insulators and is positioned in front of the steering rack.

The hydraulic pump displaces 1.25 cubic cm /revolution developing a pressure of 105 bars at a maximum pump motor speed of 4,200 rpm. The hydraulic pump has an incorporated pressure relief valve. The smaller metal pipe from the aluminum bodied pump is the high pressure side and the flexible pipe fitted to the plastic reservoir on the pump is the low pressure side. There is a small reservoir fitted to the end of the pump with a remote reservoir fitted to the bulkhead. The system is filled with Pentosin CHF 11 S. For top-up and refill use the same oil.