CARRIER INVERTER AIR CONDITIONER ERROR CODES
Error Code Outdoor Light Flash times Description OUTDOOR FAULT F4 1 Outdoor EEPROM fault E1 2 Indoor to Outdoor communication fault P4 4 Compressor starting abnormal P4 5 Compressor out-of-step abnormal P0 6 IPM module fault P2 7 Compressor shell temperature overheat protection F3 8 Compressor discharge temperature overheat protection F8 9 Compressor suction temperature sensor fault F2 10 Outdoor condenser temperature sensor fault F1 11 Outdoor ambient temperature sensor fault F5 12 Outdoor DC fan motor fault L3 33 Drive phase current overload fault L4