How do I fix error code 33 on a Samsung refrigerators?

1. undefined: Separate Main PCB CN90 wire from PCB 2. undefined: Measure resistance between CN90-1 and CN90-5 should be 135 ohm ± 7% 3. undefined: Check for frost buildup

Samsung Refrigerators2021–present

Error Code 33

Q: What does error code 33 mean on a Samsung refrigerators?

Ice pipe heater not working Heater shorted (0 ohm); Heater wire open (infinity ohm); Bad PCB connection at CN90-1 and CN90-5

Ice pipe heater not working

Moderate

Address soon - your appliance may not work properly

Also displayed as: Error 33

What This Means

Heater shorted (0 ohm); Heater wire open (infinity ohm); Bad PCB connection at CN90-1 and CN90-5

What actually causes this:

Heater element failed in ice line

First Thing to Check

Check for frost in ice dispenser area

Parts Involved

Ice Pipe HeaterMain PCB CN90

How to Fix

1
Separate Main PCB CN90 wire from PCB
2
Measure resistance between CN90-1 and CN90-5 should be 135 ohm ± 7%
3
Check for frost buildup

This Error Applies To

Samsung RF262BEAES Series Refrigerators (2021) (2021–present)

Service manual exact match: RF262BEAESGService manual exact match: RF262BEAESR

Related Error Codes

Ice maker temperature sensor not responding

Compressor fan not running

Pantry damper heater not heating

Input/output expander chip not responding

Inverter power module failure

Fridge defrost cycle sensor not responding

Humidity sensor not responding

Freezer defrost heater not working

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