[cbitting57]

Not all wash option buttons light when pressed and nothing happens when the start button is pressed.

[PS Staff - Sheila]

Check the electrical connection on the board.

Check for proper operation of the membrane switch.

See the technical sheet located behind the toe panel of the dishwasher.

Here is a link to your dishwasher model MDBTT59AWB.

[cbitting57]

thanks for the reply, can you give some detailed steps to follow to do the checks you indicated.Such as checking for proper operation of membrane switch