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Matthew DixonJul 28, 2025
What to do if DongFeng E70 shows U3003 error?
- JjoshuasmithJul 28, 2025
If your DongFeng Automobile displays a U3003 error, it could be due to abnormal battery voltage or abnormal BCU collection. To resolve this, check the wire harness or replace the BCU. Also, the error may be caused by low or high battery voltage. In this case, please check the battery.