HVAC & Appliance Error Code Lookup

Find your error code below. Each guide includes what the code means, safe DIY troubleshooting steps, when to call a professional, and estimated repair costs.

HVAC Error Codes

Furnace, air conditioner, and heat pump diagnostic error codes by brand.

Appliance Error Codes

Washer, dryer, dishwasher, and refrigerator error codes by brand.

How to Use Our Error Code Guides

When your furnace, air conditioner, heat pump, or appliance displays an error code, it's telling you something specific about what went wrong. Our guides help you:

  1. Understand the code — what it means in plain English
  2. Try safe DIY fixes — simple steps you can do yourself before calling for service
  3. Know when to call a pro — some issues require professional diagnosis and repair
  4. Estimate repair costs — so you know what to expect before the technician arrives

Important: Error codes can vary by specific model and control board version. Always verify against your owner's manual or the diagnostic label on your unit. When in doubt, call a licensed professional.

Need Professional Help?

Texas Temp Masters provides expert HVAC and appliance repair in Killeen, Waco, Temple, and surrounding Central Texas communities. Call (817) 704-0706 or contact us online for fast, reliable service.

Need Emergency HVAC Service?

Don't wait when your heating or cooling system fails. Our licensed technicians provide same-day emergency service throughout Central Texas with guaranteed satisfaction.