Error codes on your Samsung indoor air conditioner

Last Update date : Sep 08. 2023
A Samsung air conditioner is displaying an error code

Note: The design of the display panel and the alarm codes may differ based on the model.

Error codes requiring authorized service

When the air conditioner displays an alarm on the display panel and won't turn on, it means the room temperature sensor is shorted or defective. Most of these cases need to be handled by an authorized repair technician. Therefore, please get in touch with our Samsung customer care for further assistance.

Displayed codes
(“E” or “C” depending on model year)

Cause

C1 or 21 on loop

Defective room temperature sensor error

C1 or 22 on loop

Defective heat exchanger temperature sensor

C1 or 54 on loop

The Fan is not rotating

C1 or 63 on loop

Incorrect or deleted data in the EEPROM for the main control board

Notes:

  • The codes displayed will correspond with the air conditioner model. However, the first letter of the code may differ depending on the model.
  • Codes containing numbers will blink on the display panel.
  • If the indoor unit indicator blinks, write down the code and please get in touch with our Samsung customer care for further assistance.

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