Volkswagen Workshop Service and Repair Manuals > Polo Mk4 > Running gear, axles, steering | Steering | Hydraulic pump, compensation reservoir, hydraulic pipes (power steering) | Hydraulic pump operating pressure - check | Vehicles with hydraulic pump installed on the upper part

Vehicles with hydraulic pump installed on the upper part

–	Remove the engine cover.

–	Strangle the return pipes with the Clamps (diameter 25 mm) -3094-

–	Strangle the suction tubes with the Clamps (diameter 25 mm) -3094-

–	Install the oil collection reservoir below the vehicle.

–	Loosen the pump pressure tube.

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