Sigenergy
5105

Charging Fault

ID1=Control guidance malfunction, ID2=Output overvoltage, ID3=Output overcurrent, ID4=Abnormal charging stop.

CP pin disconnection or CP-to-ground short (ID1)Output voltage excessive (ID2)Output current excessive (ID3)Vehicle-pile comms abnormality (ID4)
STEP 1
ID1: Check charging plug is seated. Check CP circuit. ID2/ID3: Check for control or detection circuit abnormality. ID4: Remove charging gun and reinsert. Retry charging
Fault persists after retry — submit fault report via mySigen App > Support > Troubleshooting
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