Carrier 40MAQB24A3 Mini Split Error Codes

40MAQB24A3 Error Code Reference

Carrier MAQB-series 24000 BTU ductless mini-split

Error Code	Fault Description
E2	Indoor thermistor fault
E3	Indoor coil thermistor fault
E6	Communication fault
E7	Outdoor fan fault
HP	High pressure protection
FL	Refrigerant line fault