Mitsubishi Electric Mr.Slim All models error codes
Codes
- E0Error codeRemote control signal fault
- E1Error codeIndoor unit PCB fault
- E3Error codeIndoor unit fan motor fault
- E4Error codeIndoor unit serial communication
- E5Error codeIndoor unit AC current protection
- E6Error codeCompressor overcurrent
- E7Error codeFan motor overcurrent
- E9Error codeElectronic expansion valve fault
- EEError codeCommunication error between indoor and outdoor units
- P1Error codeIndoor unit intake temperature sensor fault
- P2Error codeIndoor unit pipe temperature sensor fault
- P4Error codeDrain sensor fault
- P5Error codeDrain pump fault
- P6Error codeFreezing/Overheating protection operation
- P8Error codePipe temperature fault
- P9Error codeIndoor fan motor fault
- PAError codeFour-way valve fault
- SW1Error code1 Compulsory defrosting 2 Error history
- U1Error codeAbnormal high pressure (63H worked)/Overheating protection operation
- U2Error codePower module fault
- U3Error codeCharge failure (first run)
- U4Error codeSerial communication fault
- U5Error codeAbnormal indoor unit combination
- U6Error codeCompressor motor fault
- U7Error codeInverter PCB fault
- U8Error codeOutdoor fan motor fault
- U9Error codeAbnormality such as overvoltage or voltage shortage and abnormal synchronous signal to main circuit/Current sensor error