Carrier Split System Air Conditioner Error Code Table:

If you’re looking for help fixing your Carrier air conditioner, look no further! Our comprehensive Carrier air conditioner repair guide will explain common issues, provide troubleshooting tips, and show you how to read your model’s error codes.

Carrier Error Code 13
Carrier Error Code Definition:
Unit A indoor pipe outlet temperature sensor malfunction

Carrier Error Code 14
Carrier Error Code Definition:
Unit A indoor pipe inlet temperature sensor malfunction

Carrier Error Code 15
Carrier Error Code Definition:
Unit A Indoor return air sensor malfunction

Carrier Error Code 16
Carrier Error Code Definition:
Unit A mode conflict

Carrier Error Code 17
Carrier Error Code Definition:
Unit A freeze protection

Carrier Error Code 23
Carrier Error Code Definition:
Unit B indoor pipe outlet temperature sensor malfunction

Carrier Error Code 24
Carrier Error Code Definition:
Unit B indoor pipe inlet temperature sensor malfunction

Carrier Error Code 25
Carrier Error Code Definition:
Unit B Indoor return air sensor malfunction

Carrier Error Code 26
Carrier Error Code Definition:
Unit B mode conflict

Carrier Error Code 27
Carrier Error Code Definition:
Unit B freeze protection

Carrier Error Code 33
Carrier Error Code Definition:
Unit C indoor unit pipe outlet temperature sensor malfunction

Carrier Error Code 34
Carrier Error Code Definition:
Unit C indoor unit pipe inlet temperature sensor malfunction

Carrier Error Code 35
Carrier Error Code Definition:
Unit C Indoor unit return air sensor malfunction

Carrier Error Code 36
Carrier Error Code Definition:
Unit C mode conflict

Carrier Error Code 37
Carrier Error Code Definition:
Unit C freeze protection

Carrier Error Code 41
Carrier Error Code Definition:
Unit D communication error

Carrier Error Code 42
Carrier Error Code Definition:
Indoor return air temperature sensor malfunction

Carrier Error Code 43
Carrier Error Code Definition:
Unit D indoor pipe outlet temperature sensor malfunction

Carrier Error Code 44
Carrier Error Code Definition:
Unit D indoor pipe inlet temperature sensor malfunction

Carrier Error Code 45
Carrier Error Code Definition:
Unit D Indoor return air temperature sensor malfunction

Carrier Error Code 46
Carrier Error Code Definition:
Unit D mode conflict

Carrier Error Code 47
Carrier Error Code Definition:
Unit D freeze protection

Carrier Error Code 51
Carrier Error Code Definition:
Unit E communication error

Carrier Error Code 52
Carrier Error Code Definition:
Unit E indoor pipe midway temperature sensor malfunction

Carrier Error Code 53
Carrier Error Code Definition:
Unit E indoor pipe outlet temperature sensor malfunction

Carrier Error Code 54
Carrier Error Code Definition:
Unit E indoor pipe inlet temperature sensor malfunction

Carrier Error Code 55
Carrier Error Code Definition:
Unit E Indoor return air temperature sensor malfunction

Carrier Error Code 56
Carrier Error Code Definition:
Unit E mode conflict

Carrier Error Code 57
Carrier Error Code Definition:
Unit E freeze protection

Carrier Error Code C5
Carrier Error Code Definition:
Jumper missing on replacement indoor board

carrier air conditioner codes

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