Remove the oil pan, filter and working fluid temperature sensor.
Remove the valve body assembly.
Location of electromagnetic valves in the housing (late model cars)
Turn the adjusting bolt until the pressure is reached at which the downshift is forced.
The required pressure value is 880+10 kPa.
Note: Each turn of the adjusting bolt changes the pressure by 38 kPa.
Check the presence of the sealing ring (1) on the valve body.
After replacing the solenoid valve connector O-ring, install the valve body and insert the valve connector into the body. The connector with the cutout should be positioned as shown in the figure.
Tighten the valve body mounting bolts to the specified torque. Please note that the bolts come in different lengths.
Install the oil pan.
After filling in the required amount of working fluid, check the pressure.