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Error code reference
Miele Freezer Error Code F121
Defective icemaker.
SourceMiele F 1471 Freezer - Service Manual: Ice/Water Dispenser & Coolingp. 030-16
Diagnostic procedure
The full F121 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Do not replace icemaker without first checking: 1. Voltage fluctuations (switch off/on), 2. Faulty water inlet, 3. Water pressure too low, 4. Ice cube dispenser (output flap) blocked, 5. Faulty ice crusher.
SourceMiele Freezer F 1411/1801/1811/1901/1911 - Service Manualp. 030-19
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
2 manuals in the MyPros+ library document this code for Miele freezer.
Models covered by the manuals that document this code
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