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

1. undefined: Check compressor connections at CN102 2. undefined: Measure R308 on inverter board; expected 0.09Ω 3. undefined: Inspect compressor and refrigerant cycle

Samsung Refrigerators2017–present

Error Code COMP_LOCATION_DETECTION_ERROR

Inverter cannot detect the compressor rotor position to spin it

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: Inverter LED indicates error

What This Means

Bad compressor wiring connections; Wrong or out-of-spec value at R308 on inverter board; Compressor or refrigerant cycle problem

What actually causes this:

The inverter board cannot sense the compressor motor's rotor position, which prevents it from starting the motor correctly.

First Thing to Check

Check all wiring connections between the inverter board and the compressor.

Parts Involved

CompressorInverter PCBResistor R308

How to Fix

1
Check compressor connections at CN102
2
Measure R308 on inverter board; expected 0.09Ω
3
Inspect compressor and refrigerant cycle

Parts Commonly Needed for This Error

OEM part numbers confirmed by retailers

This Error Applies To

Samsung RF23M80 Series Refrigerators (2017) (2017–present)

Service manual exact match: RF23M80*0**Service manual exact match: RF23M8090SR/AAService manual exact match: RF23M8070SR/AAService manual exact match: RF23M8070SG/AAService manual exact match: RF23M8090SG/SAService manual exact match: RF23M8080SR/EE