How do I fix error code ABNORMAL_CURRENT on a Samsung refrigerators?

1. undefined: Check CN04 connector for open circuit in U, V, W phases 2. undefined: Inspect R1 (current sense resistor) for bad solder joints 3. undefined: Verify compressor can rotate freely 4. undefined: Check wiring continuity from CN04 to compressor

Samsung Refrigerators2020–present

Error Code ABNORMAL_CURRENT

Inverter detected excessive or abnormal current from compressor motor

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: Abnormal Current Detection

What This Means

Open circuit in compressor wiring at CN04; Bad soldering of current sensor R1; Compressor mechanical load increase or jam; Inverter sense circuit failure

What actually causes this:

Compressor is drawing too much current due to mechanical jam, wiring problem, or inverter failure

First Thing to Check

Verify CN04 compressor wires are all connected and not damaged

Parts Involved

Compressor CN04 connectorR1 current sense resistor on MAIN PCBInverter control circuit

How to Fix

1
Check CN04 connector for open circuit in U, V, W phases
2
Inspect R1 (current sense resistor) for bad solder joints
3
Verify compressor can rotate freely
4
Check wiring continuity from CN04 to compressor

This Error Applies To

Samsung RF28T5 Series Refrigerators (2020) (2020–present)

Service manual exact match: RF28T5101SR/AAService manual exact match: RF28T5A01S9/APService manual exact match: RF28T5021S9/EMService manual exact match: RF28T5001S9/MLService manual exact match: RF28T5021B1/COService manual exact match: RF28T5A01SR/AAService manual exact match: RF28T5021SR/AAService manual exact match: RF28T5001SR/AA