B100050 - TroubleshootingB100050-故障诊断

Fault code description故障码说明

DTC故障码(DTC)	Fault code description故障码描述	Possible cause of failure可能故障原因
B100050	Internal fault of ECU with aging function具有老化功能的ECU内部故障	1. An internal fault of the ECU with aging function occurs.1.发生具有老化功能的ECU内部故障

Troubleshooting steps故障诊断步骤

①Replace airbag electronic control unit更换安全气囊电控单元

Replace the airbag electronic control unit with a new one and check whether the fault code and symptoms are eliminated.更换新的安全气囊电控单元，检查故障码及症状是否排除。

Are the test results normal?检查结果是否正常？

Yes是

Fault resolved.故障排除。

No否

Look for causes from other symptoms.从其他症状查找原因。

Caution:注意：

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After replacing the airbag electronic control unit, you need to use a diagnostic tool to recalibrate the airbag electronic control unit.更换安全气囊电控单元后，需用诊断仪对安全气囊电控单元重新标定。