6. Decrease the engine speed to low idle, increase the frequency of the signal from the signal generator and observe the initial pressures for each transmission gear.
7. Once the transmission is in SEVENTH gear and the pressures have been obtained for each clutch, reduce the frequency of the signal from the signal generator until the output is zero.
8. Move the control to REVERSE position, increase the engine speed to high idle and observe the clutch pressures.
9. Compare the actual initial pressures with the pressures provided within SIS.