Klimaire AC Error Codes,Models: KSIM20912-H216, KSIM30912-H216, KSIM40912-H216 Diagnosis and Solution: EEPROM parameter error diagnosis and solution (E0/F4): Malfunction decision Troubleshooting for indoor unit E0 EEPROM error Klimaire AC Error Codes E1 communication error between indoor and outdoor unit E2 zero-crossing test error E3 fan speed beyond control E5 Outdoor Units Temp. Temp or Sensor. Sensor