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Coffee-machine maintenance illustration for Miele CM6 fault F1, F2, F80 or F82
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Miele CM6 fault F1, F2, F80 or F82

F1, F2, F80 or F82 on a Miele CM6 is an internal fault for which Miele specifies a cooling wait, not user dismantling.

Manufacturer sources consulted

Models covered

Treat the display or symptom as a clue, not as proof that a pump, grinder or board must be replaced. Change one user-accessible condition at a time and let every shutdown finish.

Before checking Miele Coffee machine

  • Keep water out of the bean hopper, grinder and electrical openings. Never reach inside a running grinder or force a hot, pressurised component.

What this symptom can mean on Miele Coffee machine

Exact meaningThe control system has detected an internal temperature or operating condition outside its permitted range.
What to distinguishRecord the complete code before switching off; these four codes are not cleared by cleaning the tank, grinder or brew unit.

4 checks for Miele Coffee machine, starting with Confirm the pattern

  1. Confirm the pattern

    The control system has detected an internal temperature or operating condition outside its permitted range.

  2. Prepare safely

    Finish the automatic shutdown, unplug the machine and let hot surfaces cool. Remove only the tank, tray, brew group or cleaning accessory named by the manufacturer.

  3. Apply the official check

    Switch off with the machine control, unplug and leave it untouched for the full one-hour cooling period specified by Miele.

  4. Retest once

    Power on once. If any of the same codes returns, keep the unit off and give Miele the exact code and model number.

When to stop checking Miele Coffee machine

  • Stop for a harsh grinder noise, repeated electrical error, uncontrolled leak, burning smell or a symptom that returns after the one official retest.

Next step

After checking Miele Coffee machine: repair, part or service?

Treat “Miele CM6 fault F1, F2, F80 or F82” as a condition to verify. The first of the 4 documented checks is “Confirm the pattern”; its result guides what follows.

Finish the checks before buying

Complete the Miele Coffee machine sequence, starting at “Confirm the pattern”. When the symptom clears without a remaining alert, no replacement is indicated.

Arrange a diagnosis if a stop condition appears

Do not condemn Miele Coffee machine from “Miele CM6 fault F1, F2, F80 or F82” alone. Stop at the warnings above and let a qualified diagnosis establish whether repair remains safe and proportionate.

Sources used

  • Miele — Miele's official material documents “Miele CM6 fault F1, F2, F80 or F82” and the user checks retained here.

Last checked: 30 August 2026