try and see if this will go into diagnostic mode.
The control must be in the OFF state before pressing the touch-pad sequence to start the test.
Starting the test mode
Close the door.
Press the Control On button.
Select the DRAIN/SPIN cycle.
Select NO SPIN by pressing the SPIN SELECT button, as needed.
Push Prewash Option button four (4) times within five (5) seconds. C:00 will show in the display.
If Model does not have PREWASH Mode as an option, press RINSE/HOLD.
If the Starting procedure fails, push PAUSE/CANCEL button. Then repeat the starting sequence.
Test Program Control during Execution
To advance to the next step of the test procedure, push Prewash Option button two (2) times