Error Code 02
Main and panel control boards cannot communicate
Moderate
Address soon - your appliance may not work properly
Also displayed as: Right - ② LED ON
What This Means
Serial communication line broken or shorted; Main control board failure; Panel control board failure; Wiring harness disconnection
What actually causes this:
Communication link between the main control board and display panel has been lost due to wiring damage or board failure
First Thing to Check
Check all wire connections between main PCB and panel PCB for loose or disconnected harness
Parts Involved
How to Fix
- 1
Oscilloscope test on communication lines required
- 2
Check wiring between main and panel PCBs
- 3
Replace main or panel PCB to confirm
This Error Applies To
Samsung RS25J500 Series Refrigerators (2010) (2010–present)
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