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Appliance Fix Guide

Electrolux Dishwasher error code

Electrolux Dishwasher Error B2

The tank has overflowed.

The tank has overflowed.

HardStart with 5-15 minutes of safe checks
Diagnose before buying a part
Electrolux dishwasher repair guide for error B2
Error codeB2Dishwasher

Start here before buying a part or taking the appliance apart.

  1. 1
    An overflow condition can be caused by a

    An overflow condition can be caused by a few different components. First, check that the dishwasher is level, as an unlevel appliance can cause water to pool and leak.

  2. 2
    Inspect the float switch, which is located in

    Inspect the float switch, which is located in the bottom of the dishwasher tub. Ensure it moves freely and is not stuck in the down position.

  3. 3
    If the float switch is functioning correctly, the

    If the float switch is functioning correctly, the problem may lie with the water inlet valve, which could be stuck open and allowing too much water into the dishwasher.

A quick explanation

What does B2 mean?

The tank has overflowed.

The answer you came for

How to fix Electrolux dishwasher error B2

Start with the safest checks and work from simple to technical.

  1. 1

    An overflow condition can be caused by a

    An overflow condition can be caused by a few different components. First, check that the dishwasher is level, as an unlevel appliance can cause water to pool and leak.

  2. 2

    Inspect the float switch, which is located in

    Inspect the float switch, which is located in the bottom of the dishwasher tub. Ensure it moves freely and is not stuck in the down position.

  3. 3

    If the float switch is functioning correctly, the

    If the float switch is functioning correctly, the problem may lie with the water inlet valve, which could be stuck open and allowing too much water into the dishwasher.

  4. 4

    Turn off the power to the dishwasher at

    Turn off the power to the dishwasher at the circuit breaker before attempting any repairs.

  5. 5

    You may need to replace the water inlet

    You may need to replace the water inlet valve if it is faulty.

  6. 6

    Another potential cause is a faulty pressure switch,

    Another potential cause is a faulty pressure switch, which monitors the water level in the dishwasher. If this component fails, it may not signal the inlet valve to shut off.

  7. 7

    If you are not comfortable performing these checks,

    If you are not comfortable performing these checks, it is recommended to seek professional assistance.

  8. 8

    Turn the appliance off, wait about 2 minutes,

    Turn the appliance off, wait about 2 minutes, then turn it back on.

Read the additional checks from the current guide

How to Fix B2 Error (Step-by-Step) An overflow condition can be caused by a few different components. First, check that the dishwasher is level, as an unlevel appliance can cause water to pool and leak. Inspect the float switch, which is located in the bottom of the dishwasher tub. Ensure it moves freely and is not stuck in the down position. If the float switch is functioning correctly, the problem may lie with the water inlet valve, which could be stuck open and allowing too much water into the dishwasher. Turn off the power to the dishwasher at the circuit breaker before attempting any repairs. You may need to replace the water inlet valve if it is faulty. Another potential cause is a faulty pressure switch, which monitors the water level in the dishwasher. If this component fails, it may not signal the inlet valve to shut off. If you are not comfortable performing these checks, it is recommended to seek professional assistance. Turn the appliance off, wait about 2 minutes, then turn it back on.

What to Check Next on This Electrolux Dishwasher Focused repair path: dishwasher fill, drain, wash, heat, latch, sensor, and control checks. Do not treat the fault as reset-only if it keeps returning; use the failed function to choose the next test. Disconnect power before opening panels, then confirm whether the Electrolux dishwasher repeats the same code after a clean reset. Match the symptom to the part of the cycle or function that fails: fill, drain, heat, cool, spin, latch, ignite, fan, sensor, or control response. Inspect simple causes first: airflow, water supply, drain path, door closure, filter, venting, wiring connectors, and visible damage. Use meter testing or service diagnostics before replacing electronic controls, because wiring, switches, sensors, and loads can mimic board failure. Use the complete Electrolux dishwasher model number from the appliance tag before ordering any model-specific part. Check, inspect, clean, test, measure, remove, reconnect, clear, and replace parts only when the symptom supports that path. If these checks point toward a part, verify the complete Electrolux model number from the appliance tag before ordering. Verified Compatible Alternatives: A00044305 A00055408 Recommended Parts to Check No exact official OEM part number is listed here because the correct Electrolux dishwasher part can vary by complete model number. These are targeted part-category searches, not universal fit claims. Electrolux dishwasher drain pump Common replacement category: Drain pump Fit note: Exact OEM part number varies by complete Electrolux dishwasher model number. Confirm compatibility before buying. Why this category can matter: standing-water, drain, and incomplete-cycle symptoms after filter and hose checks. Search Amazon for Electrolux dishwasher drain pump Electrolux dishwasher water inlet valve Common replacement category: Water inlet valve Fit note: Exact OEM part number varies by complete Electrolux dishwasher model number. Confirm compatibility before buying. Why this category can matter: fill or low-water symptoms after supply and float checks. Search Amazon for Electrolux dishwasher water inlet valve Electrolux dishwasher control board Common replacement category: Electronic control board Fit note: Exact OEM part number varies by complete Electrolux dishwasher model number. Confirm compatibility before buying. Why this category can matter: repeating control faults after latch, wiring, and power checks. Search Amazon for Electrolux dishwasher control board Before ordering: match the part to the complete Electrolux dishwasher model number on the appliance tag. Repair-Or-Replace Cost Calculator Use this calculator when the Electrolux dishwasher still fails after the basic checks. Compare the estimated repair cost, appliance age, and replacement price before ordering parts. Still Not Working? If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure. Browse all Electrolux error codes: Electrolux Error Codes

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

Recommended part

Recommended part for this error code

No replacement part recommended for this code

The researched guidance for Electrolux Dishwasher error B2 points to user-action and diagnostic steps above rather than a mapped replacement part. We will not invent a part or send you to an unrelated product.

Replacement options

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Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

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