Samsung error code E163
What it means
EEPROM option data error on the indoor PCB.
Possible causes
Option settings programmed incorrectly EEPROM data corruption PCB replacement without correct option initialization
Suggested fix
Verify model-specific option codes and reconfigure using Samsung's recommended procedure or service tool; if EEPROM corruption is suspected, replace the main PCB and program the correct options before returning the unit to service.
Safety first. Isolate the power supply before inspecting any unit. Refrigerant-circuit
and electrical repairs must be carried out by a qualified, registered technician.
Other Samsung codes
- E101 — Indoor unit communication error.
- E102 — Communication error between indoor and outdoor units.
- E108 — Duplicate device address error on the communication network.
- E121 — Indoor room temperature sensor fault.
- E122 — Indoor EVAP IN temperature sensor error (short or open).
- E123 — Indoor EVAP OUT temperature sensor error (short or open).
- E154 — Indoor fan motor or fan system error.
- E554 — Gas leak detected by the outdoor unit protection logic.
- E556 — Indoor and outdoor unit capacity mismatch error.