Thermador Oven Error Code E115: How to Fix It

Hard 2-3 hours High Severity Verified June 2026
Error Code
E115
Brand
Thermador
Product Type
oven
Severity
High
DIY Difficulty
Hard
Estimated Fix Time
2-3 hours
Thermador oven error code E115 indicates a convection element circuit fault, meaning there's an electrical problem with the convection heating system. This error prevents the convection fan and heating element from working properly, affecting your oven's ability to circulate hot air for even cooking.
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Tools You'll Need

How to Fix Error Code E115

  1. Turn off power and ensure safety

    Always disconnect power before servicing electrical appliances to prevent shock or electrocution.
  2. Check convection fan for obstructions

  3. Test the convection element visually

  4. Remove the back panel for access

    Ensure power is still disconnected before accessing internal components.
  5. Test convection element with multimeter

  6. Inspect wiring and connections

    Replace any wires with damaged insulation to prevent short circuits.
  7. Test convection fan motor

  8. Replace faulty components

    Double-check all connections before reassembling to prevent further electrical faults.
  9. Reassemble and test

Parts You May Need

Convection heating element
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Convection fan motor
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Wire nuts or electrical connectors
Check Price on Amazon
Convection heating element
Check Price on Amazon
Convection fan motor
Check Price on Amazon
Wire nuts or electrical connectors
Check Price on Amazon
Convection heating element
Check Price on Amazon
Convection fan motor
Check Price on Amazon
Wire nuts or electrical connectors
Check Price on Amazon
Convection heating element
Check Price on Amazon
Convection fan motor
Check Price on Amazon
Wire nuts or electrical connectors
Check Price on Amazon
Convection heating element
Check Price on Amazon
Convection fan motor
Check Price on Amazon
Wire nuts or electrical connectors
Check Price on Amazon
Convection heating element
Check Price on Amazon
Convection fan motor
Check Price on Amazon
Wire nuts or electrical connectors
Check Price on Amazon
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When to Call a Professional

Call a professional appliance technician if you're not comfortable working with electrical components, if multiple components are faulty, or if the error persists after replacing the convection element and fan motor. Also seek professional help if you discover damaged wiring that requires extensive electrical work or if your oven is still under warranty.

Frequently Asked Questions

What causes Thermador oven error code E115?
Error code E115 is caused by a fault in the convection element circuit, typically due to a failed convection heating element, faulty fan motor, loose wiring connections, or damaged wiring in the convection system.
Can I still use my Thermador oven with error E115?
You may still be able to use regular bake and broil functions, but convection cooking will not work properly. The error indicates a safety issue with the convection system, so it's best to repair it promptly to avoid further damage.
How much does it cost to fix Thermador oven error E115?
Repair costs vary depending on the faulty component. A convection element typically costs $100-200, while a fan motor ranges from $150-300. Professional repair service usually adds $150-250 in labor costs.
Is Thermador oven error E115 covered under warranty?
If your Thermador oven is still under warranty, error E115 repairs are typically covered as it indicates a component failure. Check your warranty documentation and contact Thermador customer service before attempting DIY repairs.
How can I prevent Thermador oven error E115 in the future?
Regular maintenance helps prevent E115 errors: clean your oven regularly to prevent grease buildup, avoid spilling liquids near the convection fan, don't obstruct air vents, and have professional maintenance performed annually to check electrical connections.