Error Code 78
Cabinet rear heater is not working.
Moderate
Address soon - your appliance may not work properly
Also displayed as: 78 (Freezer), c (Fridge)
What This Means
Heater housing is separated or loose; Heater connection contact error; Heater wire disconnected or short circuit
What actually causes this:
Heater wire came loose, heater burned out, or connection failed.
First Thing to Check
Check all connections to the rear heater.
Parts Involved
How to Fix
- 1
Separate DC YEL1 Connector from the control board
- 2
Measure resistance between DC YEL1 pins 14 and 16
- 3
Expected resistance: 96 ohm ± 7%
This Error Applies To
Samsung BRF365200A Series Refrigerators
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