Aac code 912749
08-08-2024, 04:12 PM
#1
Aac code 912749
AAC 912749 indicates that the air quality sensor has a malfunction and there is an internal electrical fault.
Ac blows ice cold for a trip to store here and there then, on next trip Ac blows warm and moldy smell.
Afterwards it will blow ice cold, when it wants too.
Notice low pressure line gets at 200lbs when Ac is not working, when working ice cold Ac the low side is 40-50 lbs
Replaced 3 Ac compressors, 3 driers, shop has replaced compressors, vacummed and charged, Ac along with my bank card. Just need answers
If anyone have any suggestions or have had this code before. Recommendations and help us grateful.
Ac blows ice cold for a trip to store here and there then, on next trip Ac blows warm and moldy smell.
Afterwards it will blow ice cold, when it wants too.
Notice low pressure line gets at 200lbs when Ac is not working, when working ice cold Ac the low side is 40-50 lbs
Replaced 3 Ac compressors, 3 driers, shop has replaced compressors, vacummed and charged, Ac along with my bank card. Just need answers
If anyone have any suggestions or have had this code before. Recommendations and help us grateful.
