LR3/Disco 3
13 . Repeat the above procedure for the other side.
14 . With the engine at idle, release the steering wheel. The pressure should be, at or below, the pressure specified.
15 . To determine if the fault is in the steering pump or the steering rack, close the test valve for a maximum of 5
seconds.
16 . If the pressures recorded fall outside the given values, replace the power steering pump.
17 . If the maximum pump pressure is correct, then suspect the power steering rack.
18 . On completion of the test stop the engine, disconnect the battery ground cable and siphon the steering fluid from the
reservoir.
19 . Disassemble the test equipment.
20 . Connect the high-pressure line to the power steering pump.
21 . Install the engine cover.
Engine Cover - 2.7L Diesel (12.30.50)
22 . Connect the battery ground cable.
Specifications
23 . Refill and bleed the power steering.
Power Steering System Filling and Bleeding
Record the pressure reading.
Pressure outside this tolerance, indicates a fault.
Remove the filler cap.
Install the filler cap.
Clean the component mating faces.
Install the new O-ring seals.
Tighten the bolt to 25 Nm (18 lb.ft).
