Samsung · Refrigerator Moderate

85E — Compressor Under-Voltage

85E means a compressor under-voltage error — the supply voltage is too low.

Keep using it?
Yes, with caution
DIY difficulty
Easy
Verified against
samsung.com ↗

How to fix it

  1. Plug the refrigerator directly into a known-good dedicated outlet (no extension cords).
  2. If 85E recurs with good voltage, have the inverter board checked.

Why it happens

Typical signs: Cooling issues · 85E on the display

  • Low line voltage / brownout Household voltage dropped below the safe range.
  • Overloaded circuit or bad outlet A shared/overloaded circuit drops voltage.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • Outlet Voltage Tester Common replacement
    Amazon →

More Samsung refrigerator codes

21E 21E / 21C — Freezer Fan Fault 22 C 22 C — Fridge Fan Open Circuit 22E 22E / 22C — Fridge Fan Fault 33 E 33 E — Ice Pipe Heater Error 39 C 39 C — Ice Maker Communication / Sensor Error 39 E 39 E — Ice Maker Function Error

All Samsung codes → All refrigerator codes →

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: samsung.com.