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Error code reference

Thermador Refrigerator Error Codes

50 error codes documented with diagnostic procedures.

Have your model number? Get codes specific to your unit.
1-1-1Icemaker1-2-1Icemaker1-3-1Icemaker1-4-1Icemaker2 FlashesNo 3-6 VDC signal from the main control board to the compressor inverter.2-1-1Icemaker2-2-1Icemaker2-3-1Icemaker2-4-1Icemaker3 FlashesCompressor inverter board failure.3-1-1Icemaker3-1-2Icemaker3-1-3Icemaker3-1-4Icemaker3-1-5Icemaker3-2-1Icemaker3-2-2Icemaker3-2-3Icemaker3-2-4Icemaker3-2-5Icemaker3-3-2Icemaker3-3-3Icemaker3-3-4Icemaker3-3-5Icemaker3-4-2Icemaker3-4-3Icemaker3-4-4Icemaker3-4-5Icemaker4 FlashesCompressor failure detected by the inverter board.4-1-1Icemaker4-2-1Icemaker5-1-1Icemaker5-2-1Icemaker5-3-1Icemaker5-4-1Icemaker5-5-1IcemakerDOOROPENDoor has remained open for longer than 30 seconds.E01Fridge compartment sensor break or short circuit.E02Freezer compartment sensor break or short circuit.E06Fridge evaporator sensor failureE07Freezer evaporator sensor failureE10Power module software failure.E11Display module software failure.E15Ambient sensor break or short circuit.E20Communication error between power module and display module.F1Stuck buttonsF2Invalid door lock switch statusF3Open SensorF4Shorted SensorLOWPOWERAppliance not working until voltage is above 85V (US) or 165V (EU).

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Step-by-step tests, expected values, wiring diagram references, and verified part numbers.

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More Thermador error codes

Common questions

How do I find the error code on my Thermador Refrigerator?
Most Thermador refrigerators show the code directly on the control panel display. If your model has no display, it can be read by entering diagnostic mode with the key sequence for your model. The full procedures include model-specific instructions for reading codes.
Are these codes specific to my model?
The codes here apply broadly to Thermador refrigerators. Meanings and diagnostic steps can vary by model and production year, so enter your model number for model-specific information and procedures.
What do I do if my code is not listed?
Some codes are model-specific or only appear in diagnostic mode. Enter your model number to get codes specific to your unit, or contact us. We update the database continuously from manufacturer service documentation.
How much does it cost to access the full diagnostic procedures?
A 3-day pass is $9.95 one-time and gives full access to all brands, codes, and procedures. Monthly access is $29/month with unlimited access to everything including Max AI diagnostics.