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Appliance RepairThermador Fault Codes

Thermador Fault Codes

Thermador Range / Stove / Oven Fault Codes (Starting with F)
Failure Code Fault Code Description Solution
F0 Electronic oven control failure Replace electronic oven control (also called EOC or clock).
F1 Electronic oven control failure Replace electronic oven control (also called EOC or clock).
F2 Oven temperature too hot Replace relay board if faulty. Check and replace oven temperature sensor (RTD). If failure repeats, replace ERC (electronic range control or clock).
F3 Open oven temperature sensor (RTD) Check sensor harness and harness connection between oven sensor and oven control. Replace oven temperature sensor (RTD) if wiring is ok.
F4 Shorted oven temperature sensor (RTD) Check sensor harness and harness connection between oven sensor and oven control. Replace oven temperature sensor (RTD) if wiring is ok.
F7 Function key stuck Check all keys on key pad. Replace electronic oven control (also called EOC or clock) if other components check normal.
F8 Internal logic failure Check sensor harness and harness connection between oven sensor and oven control. Replace oven temperature sensor (RTD) and ERC (electronic oven control) if wiring and everything else checks ok.
F9 Internal logic failure Check door latch and switches, replace if found defective. Replace ERC if other components check ok.
Fd Bake and Broil relay drives act simultaneously. Check the relay board for damage. Replace if defective. Replace ERC if defective.
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Thermador Range / Stove / Oven Fault Codes (Starting with E)
Failure Code Solution
E1 Control board problem.
E2 Check oven sensor (RTD). Replace sensor if faulty. If sensor is OK, replace control board.
E3 Open sensor. Replace oven temperature sensor (RTD).
E4 Shorted sensor. Replace oven temperature sensor (RTD).
E5 Control board problem.
E6 Control board problem.
E7 Control board problem.
E8 Control board problem.
E9 Latch switch problem. Check latch switches and components. Replace faulty component.
E10 Control board problem.
E11 Latch switch problem. Check latch switches and components. Replace faulty component.
E12 Latch switch problem. Check latch switches and components. Replace faulty component.
E13 CT models: Check power to latch motor.

CMT models: control board not converted.
E14 Latch switch problem. Check latch switches and components. Replace faulty component.
E15 Control board problem.
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