Samsung Refrigerators2019–present

Error Code 85

Freezer compressor not getting enough power

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: 85Er

What This Means

DC bus voltage too low; Inverter output voltage dropout; Power supply failure; Loose power connector

What actually causes this:

Power supply is weak or connection is loose

First Thing to Check

Check that the power cord is fully plugged in

Parts Involved

Inverter PCBSMPS Power SupplyLink Resistor

How to Fix

  1. 1

    Measure DC bus voltage on inverter PCB

  2. 2

    Voltage should be above DC15V minimum

  3. 3

    Check power supply output

  4. 4

    Verify all power connectors

  5. 5

    Test for intermittent connection

This Error Applies To

Samsung BRF425200AP Series Refrigerators (2019) (2019–present)

Service manual exact match: BRF425200AP/AA

Need more help with your Samsung refrigerators?