CID 0254 FMI 12 Electronic Control Module Error
产生此代码的情况:
电子控制模块（ECM）检测到内部故障。
系统响应:
ECM 将会记录此诊断代码。
- 发动机功率和发动机性能可能会受到影响。
- ECM 的全部正常功能可能会受到影响。
- 发动机停机
测试步骤 1.
更换 ECM。 确保新旧 ECM 序列号的最后两位字符是一样的。 更换 ECM 前，请参阅故障诊断与排除, "更换 ECM"。
结果:
- 正常 - 停止
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