Model reference

LG MB582ULV-G

Name: LG MB582ULV-G
Brand: LG

Refrigerator

1 document3 error codes4 service modes

Available documentation

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Defrost sensor failure — short circuit

From Service Manual 230374, p.26:

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

Error Diagnostic ModeError codes are automatically displayed on the temperature indicator LEDs when a fault is detected…
LED Test ModePress the refrigerator temperature button and the Super Cool button together for 1 second or more.
Test Mode 1Press the test button (Test S/W) on the main PCB.
Test Mode 2While in Test Mode 1, press the test button once more.

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

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