Error code
Mitsubishi Electric PLA code P4
No approved translation for this record yet; showing the original text.
Meaning
Abnormality of drain sensor (DS) Suspensive abnormality, if short/open of 1 thermistor is detected for 30 seconds continuously. (The unit returns to normal operation, if it has normally reset.) Detect the following condition. 3 • During cooling and drying operation. • In case that pipe <liquid> temperature - room temperature <-10deg (Except defrosting) • When pipe <liquid> temp
Member details
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View details as a memberPossible causes
(1) Defective thermistor characteristics (2) Contact failure of connector (CN31) on the indoor controller board. (Insert failure). (3) Breaking of wire or contact failure of drain sensor wiring. (4) Defective indoor controller board.
Solution
Solution steps are not shared for faults that may be dangerous.
No do-it-yourself solution is given for this fault. For your safety, call an authorised service.
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/pla/p4