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Error code reference

Samsung Range Error Code C-41

PCB temp sensor is open when the oven is operating.

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What the C-41 error code actually means

Your Samsung range is showing an error because the circuit board that controls your oven can no longer read its own internal temperature sensor. This is a safety-related fault that prevents the oven from operating normally. The control board itself will need to be replaced to fix the problem.

Diagnostic procedure

The full C-41 procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Disconnect power. Open back cover. Replace the main PCB.
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Most common causes of C-41

Ranked by how often they cause this code
  1. 1Internal PCB sensor failure
  2. 2Cracked or failed solder joint on PCB
  3. 3Heat damage to the control board
  4. 4Manufacturing defect in sensor circuit

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Questions people ask about C-41

What does C-41 mean on a Samsung range?
C-41 means the main PCB temperature sensor is reading as an open circuit while the oven is operating. The control board has a built-in sensor that monitors its own temperature, and an open circuit condition means that sensor's electrical path is completely broken. This fault prevents normal oven operation as a safety precaution. The main PCB must be replaced to resolve it.
Is it safe to use my Samsung range when C-41 is displayed?
You should not continue using the oven while this fault code is active. The C-41 code indicates the control board cannot monitor its own temperature, which removes a layer of thermal safety protection. Discontinue oven use until the main PCB has been replaced.
How much does it cost to fix a C-41 error on a Samsung range?
The main cost is the replacement main PCB, which typically runs in the range of $150 to $350 depending on the specific model. If you hire a technician, add labor costs of roughly $100 to $200 on top of the part price. DIY replacement eliminates the labor cost but requires careful handling of the control board.
Can I fix the C-41 error myself?
The repair requires disconnecting power, removing the back cover of the range, and replacing the main PCB. This is a task that a confident DIYer comfortable with appliance disassembly can potentially complete, but it does involve working with the main control board. If you are not comfortable identifying and handling circuit board components, a professional repair technician is recommended.
Will resetting the range clear the C-41 error?
A power reset may temporarily clear the displayed code, but it will not fix the underlying open circuit condition in the PCB sensor. The error will return once the oven is operated again because the sensor failure is a hardware fault, not a software or communication glitch. Replacement of the main PCB is the required repair.

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