XJ-8L Sedan (X308) V8-4.0L (AJ27) (2001)
Power Steering Fluid: Testing and Inspection
Power Steering Pressure Test
Test Equipment
Installing Test Equipment
To install the pressure test equipment:
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Place a suitable drain tray below the PAS pump.
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Install a hose clamp on the reservoir to pump hose prior to disconnecting any hoses, to avoid unnecessary loss of fluid.
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Disconnect the hose from the PAS pump high pressure outlet.
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Install the pump outlet to hose adaptor. Do not omit the O-ring.
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Connect the pump adaptor to control valve hose of the test equipment.
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Install the adaptor in the high pressure hose previously removed from the pump outlet.
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Connect the connector of the test equipment hose to the adaptor.
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Remove the hose clamp from the reservoir hose.
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Start the engine.
With the control valve OPEN and the engine idling, the following system pressures may be checked:
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During turning.
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When the steering is held on full lock.
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With the steering at rest.
WARNING: TO AVOID EXCESSIVE HEATING OF THE PAS PUMP, DO NOT CLOSE THE VALVE FOR LONGER THAN
NECESSARY.
WARNING: DO NOT DRIVE THE VEHICLE WITH THE TEST EQUIPMENT INSTALLED.
With the control valve CLOSED the pump maximum output pressure can be checked.
Removing Test Equipment
To remove the test equipment:
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Install a hose clamp on the reservoir to pump hose.
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Removing the test equipment is a reversal of the installation instructions.
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Install a new O-ring to the PAS pump high pressure outlet to hose connection.
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Install the original hose to the PAS pump.