Dishwasher shows F7 E1 and may overfill or underfill.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Defective pressure switch, Blocked pressure hose, Air leak in pressure system, Wiring fault

Safety first: Unplug the dishwasher.

Clean pressure system: Remove and flush the pressure hose and chamber.
Check for leaks: Ensure the hose is not cracked and connections are airtight.
Test switch: Use a multimeter to check switch operation while gently blowing into the hose. Replace if it does not change state.

Hard 4/5

Pressure Switch

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