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Error code reference
Samsung Range Error Code Low Voltage
Low voltage error - DC 12V dropped under 9V due to defects of PCB or wiring.
SourceSamsung FTQ307NWGX - Service Manual: Electric Rangep. 51, 57
Diagnostic procedure
The full Low Voltage 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 if sub wire is connected from Assy PCB Parts to Assy Touch PCB. Check sub wire sequence matches PCB schematic. Check SMPS DC line for shorted or open circuit.
SourceSamsung FTQ307NWGX - Service Manual: Electric Rangep. 51, 57
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 Samsung range.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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