A43DE (With ECT)

VALVE BODY:

1) Check balls and springs have been added to the torque converter circuit in the lower valve body.

2) Due to the addition of the check balls and springs in the lower valve body, the valve body plate and the upper and lower valve body gaskets have been modified.

Relay Valve:

3) A check ball along with relief hole has been added to the torque converter lock-up relay valve in the lower valve body.

Control Valve:

4) With the addition of the check ball and relief hole in the lock-up relay valve, the lock-up relay control valve is no longer required and has been discontinued.

Lock - Up Relay Valve:

5) At the same time, the lock-up relay valve sleeve has been modified.

CONTROL VALVE SPRING:

6) Due to the modifications of the torque converter lock-up relay valve, the lock-up control valve spring has been changed.