Gaggenau Oven Error E104
⚡ Quick Answer: The Gaggenau oven error E104 indicates a malfunction in the temperature sensing system, commonly due to a faulty or overloaded temperature sensor or i... ⚠️ Difficulty Varies
What Does Error E104 Mean?
The Gaggenau oven error E104 indicates a malfunction in the temperature sensing system, commonly due to a faulty or overloaded temperature sensor or issues in the wiring circuit. Symptoms include the error appearing during heating, the oven possibly stopping heat, and the fan running at high speed to prevent overheating. If the issue persists, professional diagnosis and repair may be necessary.
Common Symptoms:
- Error appears when the oven is heating or measuring temperature
- Oven may stop heating or enter a safety mode
- Fan may run at high speed to prevent overheating (reported in related error descriptions)
Possible Causes
- Faulty or overloaded temperature sensor (thermistor/PT1000/PT500) (medium)
- Open circuit or short in temperature sensor wiring or connection (medium)
How to Fix Error E104
DIY Fix Power cycle and basic check
- Turn the oven off and disconnect power for a few minutes.
- Reconnect and power on to see if the error clears.
- Ensure the oven interior is clear and that the sensor area has no obvious damage or debris.
Technician Only Test and replace temperature sensor or wiring
- Disconnect power and remove the oven’s access panel.
- Inspect the temperature sensor and its wiring for damage, loose connections, or shorts.
- Measure the resistance of the temperature sensor with a multimeter and compare to manufacturer specs.
- Replace the sensor or repair wiring if readings are out of specification or if physical damage is found.
- Reassemble and test the oven for normal operation.
Parts needed: Temperature sensor (thermistor/PT sensor), Wiring harness/connectors
- If the error persists after basic power cycling.
- If you are not comfortable working with internal wiring or component testing.
- If there are signs of electrical damage (burn marks, melted connectors).
Next step
Choose the next step for E104
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Temperature Sensor
Monitors the internal temperature to ensure correct operation and prevent overheating.
- Typical part-only price
- $15 - $35
- DIY difficulty
- Easy
- Estimated time
- 15-30 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
Model-compatible Oven parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Non-Scratch Cooktop Cleaner
A routine surface-care product. Confirm that it is approved for the specific glass, ceramic, enamel, or stainless finish.
Oven Thermometer
A diagnostic aid for comparing cavity temperature during a controlled check. It does not prove which internal component has failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does E104 error mean on gaggenau oven?
E104 indicates a malfunction in the temperature sensing system, often due to a faulty sensor or wiring issue.
Can I fix gaggenau oven E104 error myself?
Yes, you can try power cycling the oven and checking for damage or debris around the sensor.
How much does it cost to fix E104 error?
Repair costs for the E104 error range from ¥5,000 to ¥20,000, depending on parts and labor.
When should I call a technician for E104?
Call a technician if the error persists after power cycling or if you see signs of electrical damage.
Data last verified: 2026-07-31
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