Washer shows E34; door lock and water level signal conflict

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

Faulty door lock switch contacts, Defective pressure switch, Wiring issue between lock and control board, Control logic fault

Safety first: Unplug the washer.

Check door lock: Inspect the door lock assembly for secure mounting and proper operation. Replace if contacts are intermittent.
Inspect pressure system: Check the pressure hose and switch for blockages or damage.
Check wiring: Verify harness connections from both the door lock and pressure switch to the control board.
Replace faulty component: Replace the Bosch door lock or pressure switch as indicated by testing.

Hard 4/5

Door Lock Assembly

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