Bosch · Dishwasher

Bosch dishwasher E3100 code

ErrorE3100

E3100 is listed by Bosch support as leakage protection detected water in the base. The exact checks and component layout can vary by model and region.

Source-linked guidance reviewed against Bosch US dishwasher error codes.

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Stop and make safe

Leakage protection detected water in the base

Stop the cycle, close the water supply, and isolate power only if the area is dry and access is safe. Do not tilt or open fixed panels.

Typical symptoms

01The drain pump may continue running with no program selected
02Normal cycles remain locked out
03E3100 indicates water in the dishwasher base and active leak protection

Likely causes

Start with the least invasive explanation and stop if the check requires internal electrical or sealed-system access.

01Leakage protection detected water in the base

Safe next steps

  1. 1
    Cancel the cycle and close the dishwasher water-supply valve

    Follow the exact model manual where access or reset steps differ by product series.

  2. 2
    Switch off power only if the floor, plug area, and your hands are completely dry

    Follow the exact model manual where access or reset steps differ by product series.

  3. 3
    Do not tilt the dishwasher or remove the kick plate; this can move water onto electrical parts

    Follow the exact model manual where access or reset steps differ by product series.

  4. 4
    Arrange Bosch service for E3100; the base leak-protection switch has detected water and the leak source must be found

    Follow the exact model manual where access or reset steps differ by product series.

When to stop

Stop if you see damaged wiring, smell burning, find an active leak, suspect gas or refrigerant, or need to remove a sealed electrical cover. Use a qualified appliance technician.

Related faults

Compare related codes for the same appliance or manufacturer before replacing parts.