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error Qilive
Error Code E0
Communication faults between main PCB and display PCB.
? What Causes This
Damaged wire harness of the display PCB or connection issues.
✓ How to Fix It
Check and repair/reconnect the wire harness. If necessary, replace the faulty components.
Source: page 23 of the official manual
From the manual
This error code appears in:
Qilive Q 6884 Air Conditioner