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ER RF

LG Refrigerator

Severity:

Source: OnlyErrorCodes.com — Every error code. One place.

LG Fridge ER RF Error — Refrigerator Fan

What Does This Error Mean?

ER RF on an LG fridge means the refrigerator section fan motor has stopped working — either iced up, blocked, or failed. Without this fan, the fridge section warms while the freezer stays cold. Defrost, then replace the fan if the issue persists.

Affected Models

  • LG LFXS28968S
  • LG LRMVS3006S
  • LG LFXC22526S
  • LG LRFDS3006S
  • LG LRMDS3006S

Common Causes

  • Frost build-up around the evaporator fan in the refrigerator section
  • Failed evaporator fan motor (common after 5–8 years)
  • Loose fan motor connector after vibration
  • Defrost system fault allowing ice to accumulate over the fan

How to Fix It

  1. Move food to a cooler.

    ER RF causes the fridge section to warm. Move perishable food to a cooler with ice packs while you investigate.

  2. Unplug the fridge for 24 hours.

    A long defrost melts any ice around the fridge-section evaporator fan. Empty the fridge, prop the doors open, and place towels on the floor. After 24 hours, restore power.

  3. Listen for the fan after restart.

    Open the fridge door and listen carefully — the evaporator fan should run. Most fridges turn the fan off briefly when the door is open, so wait a moment then listen with the door open just slightly. Silence after 24-hour defrost means the fan motor has failed.

  4. Inspect the door seal.

    A failing door gasket causes warm humid air to enter and freeze around the evaporator. Replace any torn or hardened gasket — common cause of recurring ER RF.

  5. Book service for fan replacement.

    An LG refrigerator-side fan motor (typically part 4681JB1029) costs USD 60–120 plus labour. Replacement requires removing the rear interior panel of the fridge section.

Frequently Asked Questions

Why does my LG fridge section warm but the freezer stays cold?

The freezer has its own fan (covered by ER FF). When only the refrigerator-side fan fails (ER RF), cold air from the freezer cannot circulate to the fridge — so the freezer stays at temperature but the fridge warms over hours.

Can ER RF fix itself?

Sometimes — if ER RF was caused by a temporary frost block (e.g., a door left open overnight), a 24-hour defrost can clear it. Persistent ER RF after defrost is the fan motor and will not self-resolve.