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Bosch Oven Error Code E111

⚠ Medium Severity 🔧 Easy DIY Also shown as: E-111

Oven temperature sensor failure — NTC sensor open circuit

The oven temperature sensor (NTC probe) has failed. Without accurate temperature readings, the oven cannot regulate heat properly — it may overheat or not heat at all.

💰 DIY cost: $25–$60 👨‍🔧 Pro cost: $150–$320 Save $125+ by doing it yourself

What Does Error Code E111 Mean on a Bosch Oven?

Oven temperature sensor failure — NTC sensor open circuit.

The oven temperature sensor (NTC probe) has failed. Without accurate temperature readings, the oven cannot regulate heat properly — it may overheat or not heat at all.

What Causes Error Code E111?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

  1. 1
    Oven temperature probe burned out or open circuit 65% of cases
  2. 2
    Probe connector loose at control board 25% of cases
  3. 3
    Wiring from probe to board damaged 10% of cases

How to Fix Bosch Oven Error Code E111

🔧 Easy DIY Est. time: 10–20 min
⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.
  1. 1

    Test the temperature probe

    The probe is usually a small pointed sensor inside the oven cavity. Test resistance at room temperature — should read approximately 1,000–1,100 ohms.

    🔩 Multimeter
  2. 2

    Check the connector

    The probe connects to the control board via a 2-wire connector. Ensure it is firmly seated.

  3. 3

    Replace the probe

    Unscrew from the oven back wall and replace with a new probe.

    🔩 Bosch oven temperature probe ($25–$60)

How to Reset Error Code E111

After replacing the probe, run the oven on a short bake cycle. The error should not return.

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

When to Call a Professional

If the probe is new and tests correctly but E111 persists, the control board's sensor input circuit has failed.

Average professional repair cost for this issue: $150–$320

Related Error Codes

E002
Heating element failure — oven not heating
⚠ High Severity
E132
Safety cutout tripped — oven overheated
🛑 Critical — Stop Using

Find Replacement Parts

Use these links to find the exact replacement parts for your Bosch Oven:

🔩
Search PartSelect
Bosch Oven repair parts
🔧
Search RepairClinic
Step-by-step video guides

External links — ApplianceErrors.com is not affiliated with these retailers.

Frequently Asked Questions

What does error code E111 mean on a Bosch Oven? +
Oven temperature sensor failure — NTC sensor open circuit
How do I fix error code E111 on my Bosch Oven? +
Start by The probe is usually a small pointed sensor inside the oven cavity. Test resistance at room temperature — should read approximately 1,000–1,100 ohms.. If that doesn't resolve it, work through each step in the fix guide above.
How do I clear or reset error code E111? +
After replacing the probe, run the oven on a short bake cycle. The error should not return.
Is error code E111 serious? +
Medium severity. The appliance may still operate but the issue should be resolved to prevent further damage.
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