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Error code reference
Samsung Range Error Code 1d21
Runaway temperature (950°F) with door locked: sensor resistance exceeds 2787 Ohms.
Diagnostic procedure
The full 1d21 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Cancels active cook function; disables all cook functions for cavity. BAKE flashes on display.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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