Guide · Faults

Thermomix® stops mid-cycle

The motor stops, the knife won’t turn or an overload message appears? Usually the machine is simply protecting itself.

For the TM5 and TM6 · Mixklinik workshop · Updated November 2026

In short

The motor has electronic overload protection. If the load or the heat gets too high, it stops. Using less, adding liquid, clearing the blockage and letting it cool down solves it in most cases.

Common causes

  • Dough too heavy. Long kneading times with a lot of flour put a heavy load on the motor. Stick to the quantities in the recipe.
  • Knife blocked. Large, hard pieces or too little liquid get wedged. Cut the ingredients smaller.
  • Overheating. Covered or dirty vents underneath and at the back let the motor run hot.
  • Too warm for the mode. Turbo and Dough mode are locked above 60 °C. That’s intentional, not a fault.

What to do

  1. Switch the machine off and take out the bowl.
  2. Check whether anything is blocking the knife. Remove some of the contents or add a little liquid.
  3. Let the machine cool down. After long kneading, Vorwerk says this can take up to an hour on the TM5.
  4. Clear the vents and clean the protective grilles.
  5. Start again with a smaller quantity.

Related messages

Model Code Meaning
TM5 C25 C29 C34 Motor overload. Let it cool, clear the blockage, use less.
TM6 C25 C34 Motor overload. Check whether ingredients are blocking the knife.
TM6 C29 Motor too hot. Keep the vents underneath and at the back clear, clean the grilles.
TM6 C335 Ingredients too hard for Turbo. Remove some and cut them smaller.
TM5 and TM6 C224 C225 Contents above 60 °C: mode locked, let it cool down.

What’s normal

  • The knife stops briefly and starts again: that’s how the motor frees the knife from something blocking it. According to Vorwerk, you don’t need to do anything.
  • In Dough mode the knife runs in intervals and changes direction.
  • When the contents are hot, the TM6 raises the speed only slowly, even on Turbo. It’s programmed that way so nothing splashes out.

Don’t knead unattended: with heavy doughs the Thermomix® can move across the worktop. Put it on a stable, level surface away from the edge.

If the motor stops even without a load, stutters, smells burnt or the message keeps coming back, have the machine checked.

Sources

Mixklinik is an independent workshop and is not affiliated with Vorwerk. Thermomix®, Cookidoo®, Varoma® and Cook-Key® are trademarks of the Vorwerk Group. Information given in good faith; your machine’s user manual takes precedence.