Midea Air Conditioning Error Codes , 2025 Updated Guide

Midea air conditioners are equipped with self-diagnostic systems that display error codes to help users and technicians identify and resolve issues efficiently. Below is a comprehensive list of common error codes across various Midea air conditioner models, along with their meanings and suggested actions.

For Complete details on all the Error Codes for different Midea Air Conditioners Download the pdfHere

Error Codes

General Error Codes

Error Code	Description	Suggested Action
E0	EEPROM parameter error	Contact a qualified technician to inspect and reprogram or replace the EEPROM.
E1	Indoor/outdoor units communication protection	Check the communication wiring between units for loose connections or damage.
E2	Zero-crossing signal error	Ensure the power supply is stable; if the issue persists, consult a technician.
E3	Indoor fan speed out of control	Inspect the indoor fan motor and related components for faults or obstructions.
E5	Open or short circuit of outdoor temperature sensor	Examine the outdoor temperature sensor and its wiring; replace if necessary.

Cassette/Ceiling & Floor Series Specific Error Codes

LED Indicators	Error Description
Operation: Flashing Timer: Off De-frost: Off Alarm: Off	Indoor room temperature sensor open or short-circuit
Operation: Off Timer: Off De-frost: Flashing Alarm: Off	Indoor pipe temperature sensor open or short-circuit
Operation: Off Timer: Flashing De-frost: Off Alarm: Off	Indoor and outdoor communication error
Operation: Off Timer: Off De-frost: Off Alarm: Flashing	Water level alarm
Operation: Flashing Timer: Flashing De-frost: Off Alarm: Off	EEPROM error

Key:

Flashing: The LED is blinking.
On: The LED is steadily lit.
Off: The LED is not lit.

Note: For model-specific error codes and detailed troubleshooting steps, please refer to the user manual provided with your Midea air conditioner or consult a certified Midea service technician.

Understanding these error codes enables prompt and accurate diagnosis, ensuring your Midea air conditioner operates efficiently and reliably