Model reference

LG GM-R603YQ

Name: LG GM-R603YQ
Brand: LG

Refrigerator

1 document3 error codes3 service modes

Available documentation

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Refrigerator sensor failure — short or

From Service Manual 456981, p.33:

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

Reset (from Test Mode 2)While in Test Mode 2, short-circuit the Test Short jumper one more time to reset to original…
Test Mode 1Short-circuit the jumpers marked TEST (short) on the PCB of the refrigerator.
Test Mode 2While in Test Mode 1, short-circuit the Test Short jumper one more time.

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

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