Model reference
LG 79551012001
Refrigerator
1 document10 error codes5 service modes
Available documentation
Service Manual
- SXS Freezer Refrigerator Service Manual142 pg
MyPros+ Max
Diagnose your LG 79551012001.
- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
- Verified part numbers when replacement is needed
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Error codes (10)
CodeMeaning
Er CFAbnormal Cooling BLDC Fan MotorEr dFAbnormal DefrostEr DSAbnormal Defrost SensorEr FFAbnormal Freezing BLDC Fan MotorEr FSAbnormal Freezer SensorEr IMAbnormal Icemaker UnitEr ISAbnormal Icemaker SensorEr RS1Abnormal Refrigerator Sensor (1)Er RS2Abnormal Refrigerator Sensor (2)Er RTAbnormal Room Temperature SensorService modes (5)
- Demonstration Mode (OFF Mode)1
- Display Check Mode (Error Display)Press and hold ULTRA ICE button and FRZ TEMP button simultaneously for more than 5 seconds.
- Display OFF ModePress FRZ TEMP and ULTRA ICE buttons simultaneously
- Test Mode 1 (Forced Freezing)Press TEST S/W on Main PCB once while in normal operation.
- Test Mode 2 (Forced Defrost)From Test Mode 1, press TEST S/W on Main PCB once more (or press twice from normal operation).
Full entry steps, exit procedures, and test sequences are available in Max.
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