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Error code reference
Dcs Ice Maker Error Code 4 blinks
Both bin and evaporator thermistors are out-of-range.
SourceDCS RF15I Ice Maker - Full Service ManualSection 5.3
Diagnostic procedure
The full 4 blinks 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
Test both thermistors' resistance with a multimeter and compare to Table C. Replace any thermistor that is out of specification.
SourceDCS RF15I Ice Maker - Full Service ManualSection 5.3
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 Dcs ice maker.
Models covered by the manuals that document this code
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