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Samsung Error Codes

Common error codes
Hycool Air Conditioning & Electrical

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Samsung air conditioning units utilize error codes to indicate specific malfunctions or issues. Below is a list of common error codes along with their descriptions.

Indoor Unit Error Codes

E121 / 121

Indoor Temperature Sensor Fault

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E122 / 122

Indoor Coil Sensor Fault

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E154 / 154

Indoor Fan Speed Error

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E458 / 458

Drain / Water Leak Detection

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Outdoor Unit Error Codes

E162 / 162

Outdoor Temperature Sensor Fault

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System Error Codes

E101 / 101

Indoor-Outdoor Communication Error

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E202 / 202

Compressor Overload / Overcurrent

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E221 / 221

High Pressure Protection

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E231 / 231

Low Pressure / Refrigerant Issue

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E465 / 465

EEPROM / PCB Data Fault

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