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Error code reference

Electrolux Washer Error Code ECC

Water softener assembly failure

Electrolux codesElectrolux washer codes

Water softener assembly failure - level float or density float damaged, remains locked at same state during regeneration.

First step from the service manual

Check level or density float, DD-WS board, wiring between sensors and DD-WS.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What ECC means on a Electrolux washer

The ECC error code on an Electrolux washer indicates a failure within the water softener assembly. Specifically, the fault is triggered when either the level float or the density float within the water softener system becomes damaged or mechanically stuck, remaining locked in a fixed state throughout the regeneration cycle. Because the control system expects these floats to transition between states during regeneration, a float that does not change position is interpreted as a component failure and the error is logged.

The water softener assembly in these units relies on the DD-WS (water softener) board to monitor float sensor signals. During regeneration, the level float tracks the water level inside the softener tank while the density float monitors the brine concentration. If either sensor fails to register the expected state change, the DD-WS board flags the cycle as incomplete and triggers the ECC code. The fault can originate at the float itself, at the DD-WS board, or anywhere along the wiring harness connecting the sensors to the board.

Common causes include physical damage to a float component, mineral scale buildup that mechanically locks a float in position, a failed DD-WS board that cannot correctly read sensor input, or wiring faults such as open circuits, short circuits, or corroded connectors between the float sensors and the DD-WS board. Diagnosis requires inspecting the floats for physical freedom of movement, checking continuity and resistance along the wiring harness, and testing the DD-WS board inputs.

Source: manufacturer service documentation.

Common causes of ECC

  1. 01

    Level or density float stuck or damaged

    Part replacement

    Mineral scale, debris, or physical damage can cause the level float or density float to lock in one position and fail to move during regeneration. Inspect each float for freedom of movement and visible damage.

  2. 02

    Wiring fault between float sensors and DD-WS board

    Wiring / connection

    An open circuit, short circuit, or corroded connector in the harness between the float sensors and the DD-WS board can prevent accurate sensor signals from reaching the board. Check all connector terminals and test harness continuity.

  3. 03

    Failed DD-WS board

    Part replacement

    If the DD-WS board itself has failed, it may be unable to correctly read or process the float sensor inputs even when the sensors are functioning properly. This is typically confirmed after ruling out wiring and sensor faults.

  4. 04

    Scale or salt buildup in the softener assembly

    Wiring / connection

    Heavy mineral or salt deposits inside the water softener housing can physically obstruct float movement, causing the sensor to appear stuck. Inspect the interior of the softener tank for blockages and clean as needed.

See the test procedure for each cause

Frequently asked questions about ECC

What does ECC mean on a Electrolux washer?
The ECC code indicates a water softener assembly failure. Specifically, the level float or density float inside the water softener is damaged or stuck in a fixed position and is not transitioning states during the regeneration cycle. The DD-WS board detects this lack of movement and triggers the fault code. This is a component-level fault within the water softener system, not a general washing error.
Can I fix the ECC error myself on my Electrolux washer?
Some causes of the ECC error are accessible to a knowledgeable DIYer. You can inspect the level and density floats for physical obstructions, mineral deposits, or debris that may be locking them in place, and check the wiring connectors between the sensors and the DD-WS board for corrosion or looseness. However, if the DD-WS board itself has failed, replacement requires component-level knowledge and comfort working with electronic boards. If you are unsure, a qualified appliance technician should perform the repair.
Is it safe to use my Electrolux washer while it shows the ECC error?
The ECC error is specifically tied to the water softener system. Continuing to run the washer while this fault is active means the water softener regeneration cycle is not completing correctly, which may reduce softening performance over time. There is no immediate electrical or flooding safety hazard associated with this code, but the underlying fault should be addressed to avoid further damage to the softener assembly or the DD-WS board.
How much does it cost to repair an ECC error on an Electrolux washer?
Repair costs depend on which component has failed. If the issue is a stuck or damaged float, parts typically range from a modest cost up to around $50 to $120 for the float assembly, plus any labor charges. If the DD-WS board requires replacement, costs can range from approximately $100 to $250 or more for the board itself, with additional labor on top. Wiring repairs or connector cleaning are generally on the lower end of repair costs.
Will resetting my Electrolux washer clear the ECC error code?
A power reset may temporarily clear the ECC code from the display, but the fault will return if the underlying problem with the level float, density float, wiring, or DD-WS board has not been corrected. Because the code is triggered by a detected failure in sensor behavior during the regeneration cycle, the fault condition will be detected again the next time regeneration runs. A proper repair of the faulty component is required for the code to clear permanently.

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