Model reference
LG GR-M317S
Refrigerator
1 document9 error codes4 service modes
Available documentation
Service Manual
- Refrigerator Service Manual69 pg
MyPros+ Max
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- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
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Error codes (9)
CodeMeaning
Er COCommunication error between main PCB and display PCBEr FFFreezer fan motor errorEr FSFreezer sensor errorEr r2Refrigerator sensor 2 errorEr rSRefrigerator sensor 1 errorEr rtExternal sensor errorF dHDefrost heater errorF dSDefrost sensor errorFr CFMachine room (condenser) fan motor errorService modes (4)
- Demo ModeOpen the refrigerator door, hold the temperature button pressed, then press the power freeze button…
- LCD Panel CheckPress the Express freeze button and freezer temperature control button simultaneously for more than…
- Test Mode 1 (Forced Operation)Press the TEST button on the main PCB 1 time
- Test Mode 2 (Forced Defrost)Press the TEST button on the main PCB 2 times
Full entry steps, exit procedures, and test sequences are available in Max.
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