About this guide
- Written by ApplianceWorth Editorial Team
- Technical contact Victor — appliance technician
- Record updated 2026-07-01
- Applies to Thermador refrigerators
- Confidence medium
- Also displayed as E02, E05, E2, E5
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
The record-update date is a database timestamp, not proof of a fresh model-specific technical review. Check the applicability below and your manufacturer’s instructions before acting on a guide.
What this code means
These codes indicate an invalid temperature-sensor signal. E02 concerns the freezer compartment sensor, E05 the freezer evaporator sensor, and E15 the ambient-temperature sensor.
Most likely causes
- An open or shorted temperature sensor
- A loose, corroded or damaged sensor connector
- A broken harness between the sensor and control
- A control-module input fault
Safe checks for the owner
- Confirm the refrigerator is still maintaining safe food temperatures.
- Disconnect power for five minutes and retry once.
- Do not remove internal panels or test live circuits unless qualified.
Estimated U.S. repair cost
$220–$500, depending on model, access, parts availability and local labor.