E2
Midea E2 Error Code – Zero-Crossing Signal Error
Air Conditioner · MEDIUM Severity
What This Error Means
Zero-crossing signal detection failure
Diagnostic & Repair Steps
1
Power Reset
Turn off AC at breaker, wait 5 minutes, restart. ⚠️ Wait full 5 minutes
Turn off AC at breaker, wait 5 minutes, restart. ⚠️ Wait full 5 minutes
RESET
~5 min
2
Inspect Indoor PCB
Check indoor PCB for burn marks or damaged components around zero-crossing detection circuit. ⚠️ Disconnect power before opening
Check indoor PCB for burn marks or damaged components around zero-crossing detection circuit. ⚠️ Disconnect power before opening
INSPECT
~15 min
3
Check Power Supply Voltage
Measure incoming power supply voltage. Fluctuating or low voltage can cause this error.
Measure incoming power supply voltage. Fluctuating or low voltage can cause this error.
TEST
~10 min
4
Replace Indoor PCB
If zero-crossing detection fault confirmed, replace indoor PCB.
If zero-crossing detection fault confirmed, replace indoor PCB.
REPLACE
~30 min
5
Contact Technical Support
Contact Midea support if error continues after PCB replacement.
Contact Midea support if error continues after PCB replacement.
CHECK
~5 min
Need professional PCB repair in Colombo?
Midea E2 errors often require board-level repair. Bottrixx, a trusted electronics repair company in Colombo 02, diagnoses and repairs Air Conditioner PCBs with fast turnaround and same-day service available.
Related Midea Error Codes