Electrolux Dryer: control board error

Professional Repair Guide

What is this symptom?

Experiencing an Electrolux dryer control board error? You may see error codes like E91 or E92, indicating communication issues between the user interface and the electronic control board. This could manifest as an unresponsive control panel or malfunctioning buttons. Understanding the causes and solutions can help you get your dryer back to normal.

Urgency: Medium

Important Tips for Electrolux Models

Error codes E91 and E92 specifically indicate communication errors or incompatible part replacement between control boards
Electrolux official guidance recommends professional assistance for certain error codes such as CE/CF

Possible Causes

Communication error between control board and user interface board

How to Identify: Error codes such as E91 or C9 indicating communication fault; unresponsive or erratic control panel behavior

Part: Electronic control board or user interface control board

Incorrect or incompatible control board replacement

How to Identify: Error code E92 indicating mismatch between UI control and electronic control board after part replacement

Part: Electronic control board / user interface control board

Loose or damaged wiring/connectors between boards

How to Identify: Intermittent faults, control panel errors that clear temporarily with jiggling wires or resetting power

Part: Wire harness / connectors

Faulty electronic control board

How to Identify: Persistent error codes after reset; dryer functions fail even with correct wiring; board shows visible damage or fails multimeter testing

Part: Electronic control board

Power supply or voltage issues damaging control board

How to Identify: Dryer powers off or displays errors after power surges, intermittent faults

Part: Electronic control board power circuitry

DIY Solutions

Reset the Dryer Control Board

Easy 5-10 minutes

Tools Needed: none

Unplug the dryer from the power source
Wait 60 seconds to let capacitors discharge
Plug the dryer back in and power on to see if error clears

⚠️ Safety First: Ensure power is disconnected before waiting period

Check and Reseat Wiring Connections Between Control Boards

Moderate 15-30 minutes

Tools Needed: screwdriver, flashlight

Unplug dryer and disconnect from power
Remove control panel access to expose control boards
Inspect wire harnesses between user interface and main control board
Reseat any loose connectors and ensure no broken pins
Reassemble and test dryer

⚠️ Safety First: Power must be off during inspection

Inspect Control Board for Visible Damage

Advanced 30-60 minutes

Tools Needed: screwdrivers, multimeter (optional)

Disconnect power and remove access panel
Visually inspect the control board for burnt components or corrosion
Use multimeter to check for obvious failures in board circuits if comfortable
Replace board if components appear damaged

⚠️ Safety First: High voltage inside dryer; disconnect power

Professional Repairs

Replace Electronic Control Board

Estimated Cost: $150 - $400

Replace User Interface Control Board

Estimated Cost: $100 - $300

When to Call a Professional

Control board errors persist after DIY resets and wiring checks

Visible damage to electronics and burning smell

Uncertainty about safely testing or replacing electronic components

Preventive Maintenance

Use a surge protector: Protects control board from voltage spikes
Frequency: ongoing
Keep laundry area dry and ventilated: Moisture-related corrosion on control board components
Frequency: ongoing

Frequently Asked Questions

Why is my Electrolux Dryer control board error?

Common causes include communication errors, faulty control boards, and loose wiring connections.

How do I fix Electrolux Dryer control board error myself?

You can reset the dryer, check wiring connections, or inspect the control board for damage.

How much does it cost to fix control board error?

Professional repair costs range from $100 to $400 depending on the parts that need replacement.

When should I call a technician for control board error?

If DIY solutions don't resolve the issue or if you're uncomfortable with advanced repairs, it's time to call a technician.

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

65%

DIY Success Rate Difficulty: Either

Common Issues Reported by Users

Faulty control board
Loose or damaged wiring connections
Power supply issues (voltage fluctuations)

User Suggested Solutions

Inspect the control board for visible damage or burnt components. If found, replace the control board. Ensure the dryer is unplugged before starting this process.
Check all wiring connections to the control board. Ensure they are secure and not damaged. Repair or replace any faulty wires.
Test the power supply to the dryer. Use a multimeter to check for consistent voltage. If fluctuations are found, consult an electrician to resolve electrical issues.