Thermador C-Series Wall Oven F10 on C/CM/CJ Models: Power Board Incompatibility

What F10 means

F10 on a Thermador C-series oven (C271, C272, C301, C302, CM301, CM302 or CJ302) tells you the control display and the power board no longer agree with each other. The legacy service document lists it as power board incompatibility. The Care and Use manuals for these ovens use the same F-plus-two-digit wording, so a newer Thermador unit may use F10 differently. Cooking can stop until the board matter is resolved.

Usual causes of F10

Connections between the power/relay board and the control display board
Power/relay board incompatible with the display board, replaced if connections are good

✓ A safe check worth trying

1. Start with the manual's own reset: touch OFF, or switch the oven off at the circuit breaker, and wait three minutes. 2. Switch the power back on and look at the display. 3. If F10 returns, write down the code and call us. Connector checks and board replacement listed in the service document are technician work, not an owner step.

! Why you should stop here

The check starts at board connectors behind the control, which are live parts
Swapping a board without testing the display link wastes money
Board availability is checked against your model number before we write the quote

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.

→Same appliance

More Oven codes

E14Thermador Wall Oven E14 on CT/CMT Ovens with Dreefs Control: Loose Latch Switch F33Thermador Older C-Series Upper Oven F33, Over Temperature While Cooking F82Legacy Thermador Wall Oven, C/CM Series, Shows F82: Lower Door Reads Locked and Open E...Thermador Steam and Convection Oven E... Messages on Legacy MES301HS and MES301HP E15Thermador Legacy Oven, Dreefs Control Code E15: Board Replacement on CT/CMT Models F34Thermador Legacy C/CM/CJ Oven F34: Upper Oven Cooling Fan Air Switch Not Detected F83Reading F83 on Older Thermador C/CM Wall Ovens (Lower Door Stuck Position) ErrThermador POD Built-In Oven Err on Legacy POD301, POD302, PODC302, PODM301 and PODMW301: Invalid Temperature

F10F10 questions

Does F10 mean my oven needs a new board?

Not always. The service table first says to check connections between the power/relay board and the display board. Only if those are fine does it call for replacing the power/relay board.

Which Thermador ovens use this F10?

The source names C271, C272, C301, C302, CM301, CM302 and CJ302 ovens. Newer Thermador models can use F10 for something else, so we match the code to your model number before diagnosing.

Why wait three minutes after switching off?

That is the manual's own instruction for these ovens. The pause lets the control fully reset before power returns, giving a fair test of whether the code was a one-time event.