|If your front load washer door is locked check the following
First to unlock depending on model. There will be a pull tab either under the lower kick panel, behind the filter cover, or under the top panel. Pull this tab to unlock the door. Now you can remove the clothes and water. Refer to the owners manual for the location of your emergency door pull tab.
You will need to remove the door switch to check it. You will perform an ohm reading on the bottom terminals. The reading varies from manufacturers most Frigidaires is around 1500 ohms others like the whirlpool duet is checked at the main control board with the door closed should be around zero ohms. You will need to refer to the tech sheet or service manual for the proper reading.
Main Control Module / CCU
The main control unit is the circuit board located behind the console. If the door switch tests good the main control is usually the problem. Check all connections for a goood tight fit. You will need to refer to the tech sheet or service manual to check this further. The main control is easy to replace.