Optima V6-2.7L (2003)
Power Steering Pump: Testing and Inspection
Oil Pump Pressure Test
1. Disconnect the pressure hose from the oil pump, and then connect the special tool between the oil pump and pressure hose as illustrated.
2. Bleed the air. Start the engine and turn the steering wheel several times so that the fluid temperature rises to approximately 50°C (122°F)
operating temperature.
3. Set the engine speed to 1,000 rpm.
4. Fully close and then fully open the shut-off valve of the special tool and measure the fluid pressure to confirm that it is with in the standard value
range.
Oil pump pressure [Standard value]
Gauge hose valve closed 80 kg/cm2 (1138 psi) or less
CAUTION: Be sure not to keep the shut-off valve on the pressure gauge closed for longer than ten seconds.
5. Remove the special tools and then tighten the pressure hose to the specified torque.
Tightening torque 55 - 65 Nm (550 - 650 kg.cm)
6. Bleed the system.
