988G Wheel Loader Electrohydraulic System Caterpillar


MID 082 - CID 0351 - FMI 13

Usage:

988G 2TW
产生此代码的情况:

该诊断代码与位置传感器(倾斜连杆)有关。 FMI 13 表示 ECM 已确定传感器的信号不在预期限定范围内。

可能由于下列原因产生该诊断代码:

  • 传感器需要标定。

  • 传感器需要调整。

  • ECM 闪存了新软件。

  • 传感器出故障。

  • ECM 出现故障。

注: 如果任何情况将引起与该传感器有关的其它已激活诊断代码,请确保您已排除了这些情况。 例如,当 CID 0351 FMI 13 处于激活状态时,CID 0351 FMI 03 或 FMI 04 处于非激活状态。 如果其它诊断代码处于激活状态,请首先排除这些诊断代码。 然后执行本步骤。

注: 执行本程序前,确保 CID 0351 FMI 13 诊断代码处于激活状态。

测试步骤 1. 检查校准

  1. 执行必要的调整和校准程序。 关于这些程序,请参阅维修手册的测试和调整章节。

  1. 观察 CID 0351 FMI 13 的状态。

预期结果:

CID 0351 FMI 13 处于非激活状态。

结果:

  • 正常 - CID 0351 FMI 13 处于非激活状态。 校准纠正了导致 CID 0351 FMI 13 产生的情况。 恢复正常运转。停止

  • 异常 - CID 0351 FMI 13 仍处于激活状态。

    修复: 诊断代码仍为现行状态。 确认已将正确的软件闪存到了 ECM,或者在机器上安装了正确的 ECM。 然后重复校准。如果诊断代码仍旧存在,并且没有诊断代码的原因,则需更换 ECM。 ECM 不太可能会出现故障。 请在更换 ECM 前确认传感器和相关电路正常。

    停止

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