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Error code reference
Edgestar Refrigerator Error Code E3
The defrost sensor has an open circuit (connected to main control PCB with red color wires).
SourceEdgeStar Multi Zone Cooler - Full Service Manual (CWR/CWF Series)p. 25
Diagnostic procedure
The full E3 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 the circuit; if it is normal, the sensor may need to be replaced.
SourceEdgeStar Multi Zone Cooler - Full Service Manual (CWR/CWF Series)p. 25
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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