B12B4 · 故障码含义与厂商资料

这个码是什么意思？

以下表述对应所列厂商与通报。使用前请核对完整报码、报码模块、年款和发动机。

故障码描述检测到的异常，不直接指定必须更换的零件。

厂商原文中的含义

原文含义可能随车型和后缀变化。此处按来源展示，不代表通用诊断结论。

JeepB12B4

Charge Status Indicator Module Internal

NHTSA 11001128 · NHTSA 11001220 · NHTSA 11001221

DodgeB12B4-00

Charge Status Indicator Module Internal

NHTSA 11026764 · NHTSA 11026771 · NHTSA 11029998

JeepB12B4-00

Charge Status Indicator Module Internal

NHTSA 11026758 · NHTSA 11026770

厂商技术资料

以下为英文原文

08-099-262026-03-07

DODGE

原文报码 B12B4-00

RSU With Additional Sleep Cycles for HV Battery Integrity Check Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic…

查看通报 ↗

08-095-262026-03-07

DODGE

原文报码 B12B4

Flash: Electronic Vehicle Control Unit (EVCU) Updates 6B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble…

查看通报 ↗

08-091-262026-03-07

DODGE

原文报码 B12B4-00

Flash: Electronic Vehicle Control Unit (EVCU) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic…

查看通报 ↗

08-127-25 REV. C2025-12-18

JEEP

原文报码 B12B4

Flash: Electronic Vehicle Control Unit (EVCU) Updates 6B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes…

查看通报 ↗

08-075-25 REV. C2025-12-18

DODGE

原文报码 B12B4-00

RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Electronic Vehicle Control Unit (EVCU) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may…

查看通报 ↗

08-074-25 REV. D2025-12-18

JEEP

原文报码 B12B4-00

查看通报 ↗

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