Operation CHARM: Car repair manuals for everyone.

Power Steering Pump

Minimum Flow @ 5100 kPa (740 psi) [1] 3.4 L/min (0.9 gallons/min)
Maximum Free Flow @ 1500 RPM 9.8 L/min (2.6 gallons/min)
Minimum Relief Pressure 8960 kPa (1300 psi)
Maximum Relief Pressure 10205 kPa (1480 psi)

[1] Flow depends on pump model, engine rpm and pulley drive ratio. Engine idle rpm must be set to specification when checking pump minimum flow capacity.