When is it leaking? If during the wash cycle you may have a missing clean out plug in the wash arm.Â
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 Inspect the inside of the door for damage or foreign material. The bottom has a lip to make the water go inside. Some machines also have gaskets, buy most are just a labyrinth that drains back to the wash tank. Any mineral build up may change the desired flow path. .
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Is the water level correct or high? If high , check the drain and overflow. If water level increases when idle, check the water solenoid for leaking.