Error code reference

Viking Refrigerator Error Code Open Thermistor

Either the freezer or refrigerator thermistor circuit has opened, causing alarm sounds and temperature indicators 4 through 7 to turn on in sequence.

SourceViking 42" Side-by-Side Refrigerator - Service Manual (VCSB/DDSB/DFSB423G)p. 16-17

Viking codes Viking refrigerator codes

Diagnostic procedure

The full Open Thermistor 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

First diagnostic step

Press Alarm Off pad to turn off alarm; alarm will retest for normal operation and sound again if condition has not been corrected.

SourceViking 42" Side-by-Side Refrigerator - Service Manual (VCSB/DDSB/DFSB423G)p. 16-17

Unlock with pass

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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Where this code is documented

1 manual in the MyPros+ library documents this code for Viking refrigerator.

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The full Open Thermistor procedure

Where this code is documented

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