Model reference

LG M712Y*Q

Name: LG M712Y*Q
Brand: LG

Refrigerator

1 document4 error codes4 service modes

Available documentation

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M+ Max·LG Refrigerator

3 on my LG M712Y*Q

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Faulty room temperature sensor (in the

From Service Manual 139174, p.26:

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

2.Disconnect the sensor and measure resistance. Expected: 10 kΩ to 12 kΩ at 77°F (25°C).

3.Check the sensor harness for opens. A reading outside 5 kΩ to 50 kΩ indicates a failed sensor.

Part 6322FR2046G

Temperature thermistor

CodeMeaning

Fan RPM Variety Check["Press and hold the Super Cool button and the refrigerator temp control button together for 1…
LED Check Mode["Push and hold the refrigerator temp control button and the Super Cool button together for 1…
Test Mode 1["Locate the Test S/W button on the main PCB of the refrigerator.","Push the test button once."]
Test Mode 2["Enter Test Mode 1 by pushing the test button once on the main PCB.","Push the test button once…

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

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