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Error code · Microwave & Speed Oven

Thermador Microwave or Speed Oven Showing “E” and a Number

A microwave drawer or speed oven halts mid-task and its screen shows an E with digits. Thermador says any E plus a number means a malfunction occurred, and it publishes no universal meaning per number. The…

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Code
E
Appliance
Microwave & Speed Oven
Brand
Thermador
Warranty
30-day workmanship

What E means

A microwave drawer or speed oven halts mid-task and its screen shows an E with digits. Thermador says any E plus a number means a malfunction occurred, and it publishes no universal meaning per number. The control found something wrong, ended the cycle, and wants power disconnected and support brought in. Until that is done, the appliance should not be used for cooking.

Usual causes of E

  • Control board logic that raised an alarm mid-operation
  • Magnetron or heating-circuit trouble, and on speed ovens possibly the convection element
  • A sensor tied to one particular function
✓ A safe check worth trying

1. End the cycle, and keep the door shut if the interior is hot. 2. Copy the code exactly. 3. Cut power to the appliance at the fuse box. 4. Phone support, or book a visit, with that code ready. 5. Leave the cover on, even with power off.

! Why you should stop here
  • For a code not on its list, Thermador points owners to disconnecting power and calling support, not to home diagnosis.
  • Magnetron and high-voltage parts can bite even when unplugged, because capacitors may hold a charge.
Taking off a panel yourself does not by default void a manufacturer warranty, yet it can lead to accidental damage, and some manufacturers attach their own service terms. Read your warranty paperwork, or ask us, before you decide.
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EE questions
Can I heat food while a numbered E error is displayed?

No. Thermador's instruction is to cut power and get support involved, not to carry on. Leave the appliance off until someone has examined the code.

Do speed ovens and microwave drawers report errors in the same way?

The format is identical, an E plus digits. A speed oven also has an additional heating system to rule out, so the investigation covers a few more possible sources.

Why leave the cover alone after unplugging?

Capacitors inside can hold a dangerous charge for a while. Switching off at the fuse box stops new power arriving, yet the interior still is not safe to touch.

Request service

Is E still showing?

Our technician checks it in your home and hands you a written price before touching anything.

(713) 597-4873