Westinghouse Dryer Error E91

⚡ Quick Answer: The Westinghouse dryer E91 error indicates a malfunction in the control board, often leading to the dryer failing to start or respond to settings. Thi... ✅ DIY Fixable

What Does Error E91 Mean?

The Westinghouse dryer E91 error indicates a malfunction in the control board, often leading to the dryer failing to start or respond to settings. This code suggests an internal communication error between control modules, affecting the dryer’s performance. If E91 is displayed, it may require inspection of the control board and related wiring to diagnose and resolve the issue effectively.

Common Symptoms:

  • Dryer does not start or stops operation when code E91 is displayed (in analogous Electrolux contexts)
  • Error appears on control display indicating internal communication error

Possible Causes

  • Control Board

How to Fix Error E91

DIY Fix Basic reset and power cycle

  1. Unplug the dryer from the power outlet.
  2. Wait at least 30 seconds.
  3. Plug the dryer back in and attempt to restart a cycle.

Technician Only Inspect control board and communication wiring

  1. Disconnect power to the dryer.
  2. Remove access panels to inspect wiring harnesses between the user interface and main control board.
  3. Look for loose, damaged or corroded connectors.
  4. Use diagnostic tools to check continuity and board communication signals.
  5. Replace faulty wiring harnesses or control board modules as needed.

Parts needed: Control board / main electronic board, User interface board, Communication wiring harness

🛑 When to Call a Pro:
  • If the error persists after reset and basic checks
  • If internal electronic components are suspected to be faulty or if you are uncomfortable with electrical diagnostics

Technical Specifications

wattage 3000W
component Control Board
resistance 10-20 ohms
part_number WB27X11269
voltage_rating 240V AC

Common Questions

What does E91 error mean on Westinghouse dryer?

E91 indicates a control board malfunction and communication error, preventing the dryer from starting.

Can I fix Westinghouse dryer E91 error myself?

Yes, you can try a basic reset by unplugging the dryer, waiting 30 seconds, and plugging it back in.

How much does it cost to fix E91 error?

Repair costs can be significant due to parts and labor, especially for control board replacements.

When should I call a technician for E91?

Call a technician if the error persists after a reset or if you're uncomfortable with electrical diagnostics.

Sources & References

Data last verified: 2026-03-09

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