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Error code reference

Electrolux Washer Error Code ECA

Detergent dispenser water softener board communication alarm

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What the ECA error code actually means

Your Electrolux washer is showing an ECA error because two internal circuit boards are not communicating properly with each other. One board controls the detergent dispenser and water softener functions, and it has lost its connection to the main control board. The washer will not run normally until this communication issue is identified and resolved.

Diagnostic procedure

The full ECA procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check DD-WS board, wiring between MB and DD-WS, main board.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of ECA

Ranked by how often they cause this code
  1. 1Loose or disconnected wiring harness connectors
  2. 2Corroded or damaged wiring harness terminals
  3. 3Broken or pinched wires in the harness
  4. 4Failed DD-WS satellite board
  5. 5Faulty main control board

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Questions people ask about ECA

What does ECA mean on a Electrolux washer?
The ECA code indicates a communication alarm between the Detergent Dispenser Water Softener (DD-WS) satellite board and the main control board. The two boards have lost their data connection, which prevents the washer from operating normally. The fault can originate from the wiring harness between the boards, the DD-WS board itself, or in rarer cases, the main board.
Is it safe to use my Electrolux washer when it shows the ECA error?
The ECA error will generally prevent the washer from completing a cycle, so continued use is not possible until the fault is resolved. There is no immediate safety hazard such as a fire or flood risk associated with this error code, but the appliance should not be forced into operation while the communication fault is active.
How much does it cost to repair an ECA error on an Electrolux washer?
Repair costs vary depending on which component is at fault. If the fix involves reseating connectors or replacing a damaged wire, costs may be minimal beyond a service call fee. Replacing the DD-WS satellite board typically runs in the range of $100 to $250 for parts and labor, while a main board replacement can range from $200 to $450 or more depending on the specific model and technician rates in your area.
Can I fix the ECA error myself, or do I need a technician?
Some causes of the ECA error are DIY-accessible, particularly checking that all wiring harness connectors between the main board and the DD-WS board are fully seated and free of visible corrosion. If the connectors look clean and secure but the error persists, identifying and replacing a failed board typically requires more advanced diagnostic skills and access to replacement parts, at which point a qualified technician may be the better option.
Will resetting the washer clear the ECA error?
A power reset may temporarily clear the ECA code if the fault was caused by a transient communication glitch, but the error will return if there is an underlying wiring or board issue. If the code reappears after a reset, the root cause in the harness or one of the boards must be diagnosed and corrected for the repair to hold.

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