E118 Error Code
📋 What Does E118 Mean?
Oven Temperature Sensor Open — the oven temperature probe is reading an open circuit.
🔍 Common Causes
- 1Temperature probe wiring disconnected or broken
- 2Probe burned out during self-clean cycle
- 3Wiring harness damaged behind oven cavity
📞 When to Call a Pro
Temperature probe replacement — Thermador uses proprietary parts; use certified service.
🔧 DIY Fix Steps
- 1Press Cancel and turn off power at the circuit breaker
- 2Allow oven to cool fully before inspecting
- 3Locate the probe at the rear of the oven cavity and check wiring connector
- 4Test probe with multimeter — should read approximately 1100 ohms at room temperature
Frequently Asked Questions
What does E118 mean on a Thermador oven?
Oven Temperature Sensor Open — the oven temperature probe is reading an open circuit.
Can I fix E118 myself?
Yes, in many cases. Start with: press cancel and turn off power at the circuit breaker If that does not resolve it, temperature probe replacement — thermador uses proprietary parts; use certified service.
How much does it cost to repair error E118?
Estimated repair cost: $150–$400. This varies by region and technician.
Tools That Help With This Diagnosis
Basic troubleshooting tools grouped separately from the actual error-code explanation.
Multimeters
Useful for basic electrical checks when the repair path calls for it and the unit is safely isolated.
Driver sets
Useful when the first obstacle is simply reaching the part or hose involved.
Cleanup tools
Useful for drain and leak faults where standing water hides the problem.
Related Pages
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Troubleshooting guide hub
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Diagnostic tools
See basic tools that help without mixing them into the code explanation itself.
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