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Error code reference
Norcold Refrigerator Error Code Temperature setting flashing
Thermistor detected as non-functional; backup operating system (BOS) is controlling temperature.
SourceNorcold Polar 10 Refrigerator - Service Manual (N10LX, NA10LX)p. 88, 96
Diagnostic procedure
The full Temperature setting flashing 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
Check that the thermistor cable is plugged in; inspect for broken or dirty connections; measure thermistor resistance.
SourceNorcold Polar 10 Refrigerator - Service Manual (N10LX, NA10LX)p. 88, 96
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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