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Troubleshooting and Maintenance
Error Code Fault Descriptions and Diagnosis
BE 08 BMS_TempLow
The temperature of the BMS is too low.
• Warm up the BMS, and restart it.
• Contact the after-sales personnel of our company.
BE 09 CellImblance
Cell imbalance of BMS.
Inconsistency of battery module.
• Restart the BMS.
• Contact the after-sales personnel of our company.
BE 10 BMS_Hardware
Battery hardware protection failure
• Please contact the battery supplier.
BE 11 BMS_Circuit
Circuit fault of the BMS.
• Restart the BMS.
• Contact the after-sales personnel of our company.
BE 12 BMS_ISO_Fault
Insulation fault of the BMS.
• Restart the BMS.
• Contact the after-sales personnel of our company.
BE 13 BMS_VolSen
Voltage sampling fault of the BMS.
• Restart the BMS.
• Contact the after-sales personnel of our company.
BE 14 BMS_TempSen
Temperature sensor failure
• Restart the battery.
• Please contact the battery supplier.
BE 15 BMS_CurSen
Current sampling fault of the BMS.
• Restart the battery.
• Please contact the battery supplier.
BE 16 BMS_Relay
Relay contact adhesion fault of the BMS.
• Restart the BMS.
• Contact the after-sales personnel of our company.
BE 17 TypeUnmatch
Battery type failure
• Upgrade the battery BMS software.
• Please contact the battery supplier.
BE 18 Ver Unmatched
Battery version mismatch failure
• Upgrade the battery BMS software.
• Please contact the battery supplier.
BE 19 MFR Unmatched
Battery manufacturer did not match the fault
• Upgrade the battery BMS software.
• Please contact the battery supplier.
BE 20 SW Unmatched
Battery hardware and software mismatch failure
• Upgrade the battery BMS software.
• Please contact the battery supplier.
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