Disconnect the dishwasher's power supply in your electrical panel.
Open the dishwasher door, then remove the screws securing the inner door panel to the door. The screws are located on the sides of the inner door panel.
Lift the inner door panel off and lean it against the body of the dishwasher to support it.
Depress the tabs on the sides of the control board cover and remove the cover.
Move the metal brace at the top of the door out of the way.
Pull the wires off the two switches on the door latch using needle-nose pliers.
Remove the mounting screws securing the door latch assembly to the door, then remove the assembly.
Remove the door handle by lifting the two tabs and sliding the handle out of the door.
Pull the two switches out of the door latch assembly. Discard the door latch assembly.
Snap the two switches into the new door latch assembly.
Snap the door handle into the new door latch assembly.
Install the new latch assembly in the dishwasher door, using the mounting screws that were removed to secure it in place.
Reconnect the wires to the terminals on the switches.
Reassemble the dishwasher door by reversing the steps taken to disassemble it.
Restore power to the dishwasher.