Requires a trained tech.
Mini split inverter compressor drive error.
F5 outdoor fan speed has been out of control.
Outdoor fan speed has been out of control.
Ipm malfunction or igbt over strong current protection.
Compressor discharge temperature sensor open circuit or short circuit.
Loose wire on the printed circuit board that drives the compressor bad printed circuit board or a bad compressor.
P3 outdoor ambient temperature too low.
P2 high temperature protection of ipm module or compressor top.
Inverter compressor drive error.
Over voltage or too low voltage protection.
P0 ipm malfunction or igbt over strong current protection.
P4 is an inverter compressor drive error.
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.