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Error code · Cooktop

KitchenAid Induction Cooktop Symbol “U u”: pan not recognized on the zone

The "U u" symbol on KitchenAid induction cooktops such as the KICU509 and KICU569 series means the cooktop does not accept the pan on the selected zone. The pot may not be suitable for induction, may…

Low risk · DIY check OK
Code
U u
Appliance
Cooktop
Brand
KitchenAid
Warranty
30-day workmanship

What U u means

The "U u" symbol on KitchenAid induction cooktops such as the KICU509 and KICU569 series means the cooktop does not accept the pan on the selected zone. The pot may not be suitable for induction, may sit off-center, or may be the wrong size for that cooking area. If no pot is detected within about 30 seconds, the zone stops heating, so you see the symbol and no heat.

Common causes of U u

  • The pan is not induction-compatible, such as aluminum, copper or glass.
  • The pan is not centered on the marked cooking area.
  • The pan base is too small or too large for the zone selected.
  • The pan was lifted or moved off the zone for more than the allowed time.
✓ One safe check you can try

1. Switch the zone off and remove the pan. 2. Hold a magnet to the pan base; if it does not stick firmly, use a different pan. 3. Check that the base is flat, dry and clean. 4. Center the pan on the marked circle and pick a zone close to its size. 5. Turn the zone on again.

! Why to stop there
  • A pan that fails a magnet test is the typical reason, and replacing it costs far less than a repair.
  • Re-centering or switching zones takes seconds.
  • A good pan that is still rejected deserves a proper look at the zone.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
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U uU u questions
What does U u mean on my induction cooktop?

It tells you the zone does not detect a usable pan. The pot may be non-magnetic, off-center or the wrong size. The cooktop will not heat until it senses a suitable pan.

How can I check a pan quickly?

Hold a magnet against the base. A strong pull means the pan works on induction. If the magnet barely sticks, the pan will keep triggering this symbol on any zone.

The symbol stays with a good pan. What now?

Try another zone and a fresh pan first. If it persists, schedule a visit; we diagnose the zone, give a written price first, and our work is covered for 30 days.

Book a visit

Still unsure about U u?

A technician diagnoses it on site and gives you the price in writing before any work starts.

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