Electrolux Washing Machine: communication error

Professional Repair Guide

What is this symptom?

Experiencing a communication error on your Electrolux washing machine? This error, indicated by codes like E90 to E94, signals a potential issue with the electronic control board or wiring. It often occurs at startup or during cycles when the control modules fail to communicate. Addressing these issues promptly can restore your washer's functionality.

Urgency: Medium

Important Tips for Electrolux Models

Specific error codes E90-E94 indicate configuration/communication issues between electronic parts according to official support.

Possible Causes

Control / main electronic control board fault

How to Identify: Error codes like E90, E91, E92, E93, E94 related to communication/configuration; persistent errors after reset.

Part: Main control board (PCB)

Mismatch between user interface board and main control board

How to Identify: Errors indicating UI and main board mismatch (e.g., E92 type; can occur after board replacements.

Part: UI board / control panel

Loose or damaged wiring harness between control modules

How to Identify: Intermittent errors, visible loose connectors, or damaged wiring between boards.

Part: Wiring harness/connectors

Power supply fluctuation affecting electronics

How to Identify: Errors coincide with power surges or unstable supply; other electronics affected.

Part: Electrical supply / control board

DIY Solutions

Power Cycle Reset

Easy 5 minutes

Unplug the washing machine from power outlet.
Wait 30 seconds to 5 minutes.
Plug the machine back in and power on.
Check if the communication error clears.

⚠️ Safety First: Ensure machine is unplugged before resetting.

Check and Reseat Wiring Connectors

Moderate 15-30 minutes

Tools Needed: Screwdriver, Flashlight

Unplug the washer from mains.
Remove access panel to reach control boards.
Locate wiring harness between main control board and UI board.
Carefully disconnect and reseat any loose connectors.
Inspect for damaged wires and secure connectors back in place.
Reassemble panel and power on washer to test.

⚠️ Safety First: Unplug machine before opening panels.

Professional Repairs

Control Board Replacement or Reprogramming

Estimated Cost: $150 - $500+

Wiring Harness Repair or Replacement

Estimated Cost: $80 - $200

When to Call a Professional

Communication errors persist after power cycling and basic connector checks

Error appears after replacing boards or parts and is unresolved

Visible damage to wiring or control boards

Preventive Maintenance

Periodically check power connections: Communication errors due to poor power contacts
Frequency: annually
Keep machine firmware and control boards dry and clean: Corrosion or connection problems affecting communication
Frequency: as needed

Frequently Asked Questions

Why is my Electrolux Washing Machine communication error?

Common causes include a faulty control board, UI board mismatch, or loose wiring.

How do I fix Electrolux Washing Machine communication error myself?

Try a power cycle reset or check and reseat wiring connectors.

How much does it cost to fix communication error?

Professional repairs can range from $150 to $500+ for control board issues.

When should I call a technician for communication error?

Call a technician if DIY solutions fail or if the issue persists.

References & Sources

Electrolux error code communication problems guidance Official

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

50%

DIY Success Rate Difficulty: Either

Common Issues Reported by Users

Faulty control board
Loose or damaged wiring harness
Malfunctioning door lock mechanism

User Suggested Solutions

Inspect and secure all wiring connections, especially around the control board and door lock. If any wires are damaged, replace them. Ensure the control board is properly seated in its connectors.
Test the door lock mechanism for proper operation. If it fails to engage or disengage, replace the door lock assembly.
Replace the control board if it shows signs of damage or malfunction after testing. Make sure to disconnect power before attempting this replacement.