P0 ipm malfunction or igbt over strong current protection.
Mini split inverter compressor drive error.
Loose wire on the printed circuit board that drives the compressor bad printed circuit board or a bad compressor.
P1 over voltage or over low voltage protection.
My pioneer 12000 btu mini split is showing p4 i pulled the cover of the control panel looking led i can t see any where are they located.
Ac pro mini split troubleshooting p0 p4 error code.
Over voltage or too low voltage protection.
Requires a trained tech.
Outdoor fan speed has been out of control.
Inverter compressor drive error.
Compressor discharge temperature sensor open circuit or short circuit.
Ipm malfunction or igbt over strong current protection.
F4 outdoor unit eeprom parameter error.
P4 is an inverter compressor drive error.
F5 outdoor fan speed has been out of control.