C9.3B Engine Caterpillar


Injector Code - Calibrate

Usage:

D6 B72


图 1g06195708
(1) 2 位数互锁代码
(2) 10 位数字符代码

喷油器代码是长度为 10 个字母数字字符且后面有单独 2 位数互锁代码的代码,每个喷油器均有喷油器代码。

10 字符代码位于喷油器侧面,靠近顶部。 2 位数互锁代码位于喷油器顶部。 A6:E2 电子控制模块(ECM)使用整个代码来平衡喷油器的性能。

使用电子维修工具向 ECM 中加载喷油器代码。

如果发生下述任何情况,必须向 ECM 中加载喷油器代码:

  • 更换了电子单体喷油器。

  • 更换 ECM。

  • 诊断代码 630-2 或者 268-2 为激活状态。

  • 气缸间互换了电子单体喷油器。

注: 如果未将发动机序列号、FLS 或 FTS 输入 ECM 中,诊断代码 630-2 或 268-2 将仍处于激活状态。

如果更换了 ECM,喷油器代码通常会作为"复制配置"程序的一部分转移到新 ECM。 如果"复制配置"程序失败,必须手动加载喷油器代码。

安装喷油器代码

    注: 喷油器代码和互锁代码均位于电子单体喷油器上。

  1. 记录各电子单体喷油器的喷油器代码和互锁代码。

  2. 将电子维修工具连接到诊断接头上。 参考故障排除, "电子维修工具"。

  3. 将钥匙开关转到接通位置。

  4. 请选择电子维修工具的下列菜单选项:

    • 维修

    • 标定

    • 喷油器调整标定

  5. 选择适当的气缸。

  6. 点击"更改"按钮。

  7. 输入测试步骤 1 中记录的相应喷油器代码和互锁代码。

  8. 点击 "OK"(确认)按钮。

    将喷油器代码和互锁代码加载到 ECM 中。

  9. 根据需要,对各气缸重复本程序。

互换电子单体喷油器

互换电子单体喷油器有助于确定电子单体喷油器或气缸中是否存在燃烧问题。 如果两个气缸间互换了发动机内当前所安装的两个电子单体喷油器,还必须互换喷油器代码和互锁代码。 按下电子维修工具"喷油器调整标定"屏幕底部的"互换"按钮。 选择需要互换的两只电子单体喷油器,然后按 "OK(确定)"按钮。 被互换电子单体喷油器的修改次数会增加一次。

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