Error code reference

Samsung Refrigerator Error Code I/M-SENSOR (R)

Ice Maker Sensor Error (Fridge side on Twin I/M units) - open or short-circuit, connector failure, or temperature reading > 122°F or < -58°F.

SourceSamsung Refrigerator - Tech Sheet: Fast Track Troubleshooting (RFG238AA)p. 4

Samsung codes Samsung refrigerator codes

Diagnostic procedure

The full I/M-SENSOR (R) 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

Check voltage at MAIN PCB Sensor between 4.5V~1.0V.

SourceSamsung Refrigerator - Tech Sheet: Fast Track Troubleshooting (RFG238AA)p. 4

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.

Unlock I/M-SENSOR (R) procedure $9.95

Or subscribe: $29/month for all codes plus Max diagnostics, with 70 Max messages a day. Plus applicable tax.

Where this code is documented

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

Models covered by the manuals that document this code

75,000+ service documents · 20,000+ error codes · 100+ brands

Get Started

$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax

The full I/M-SENSOR (R) procedure

Where this code is documented

Models covered by the manuals that document this code

Related Samsung refrigerator error codes