Model reference

LG GM-R50Y()Q

Name: LG GM-R50*Y(*)Q
Brand: LG

Refrigerator

1 document1 error code3 service modes

Available documentation

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M+ Max·LG Refrigerator

E on my LG GM-R50*Y(*)Q

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Refrigerator sensor failure — short or

From Service Manual 864090, p.22:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part EBR73304205

Main control board

CodeMeaning

LED Check / Error Diagnostic ModePress and hold the 'Energy Save' button and the 'SUPERCOOL' button simultaneously for 1 second.
Test Mode 1 (Prueba 1)Short-circuit the Test Short jumper on the PCB once.
Test Mode 2 (Prueba 2)Short-circuit the Test Short jumper on the PCB once while in Test Mode 1.

Full entry steps, exit procedures, and test sequences are available in Max.

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