RL V6-3474cc 3.5L (1998)
2.
Fully open the pressure control valve.
3.
Start the engine and let it idle.
4.
Turn the steering wheel from lock-to-lock several times to warm the fluid to operating temperature.
5.
Measure the steady-state fluid pressure with the engine idling.
NOTE:
Refer to the appropriate service manual for steady-state fluid pressure specifications.
6.
Gradually close the pressure control valve, and immediately read the pressure.
NOTICE
To avoid overheating and damaging the power steering pump, do not keep the pressure control valve closed for more than 5 seconds.
7.
Within 5 seconds, fully open the pressure control valve.
8.
Check that the gauge reads the pressures specified in the appropriate service manual. If the reading is low, the pump output is too low for full
assist. Repair or replace the pump.