0102-02 Boost Pressure signal erratic
产生此代码的情况:
发动机控制模块 (ECM) 检测到以下情况：
- 理想增压压力与实际增压压力之差超过 20 kPa (80 英寸水柱 H2O) 持续八秒钟以上。
- 理想增压压力不为零。
- ECM 至少已通电两秒钟。
系统响应:
ECM 将会记录该事件。
该事件代码保持激活状态 15 分钟后，检查发动机指示灯就将亮起。 卡特彼勒电子技师 (ET) 状态屏上增压压力的旁边会显示"诊断"。
该代码不会影响发动机功率。
测试步骤 1. 进行以下的诊断步骤: 废气旁通电磁阀 - 测试
结果:
- 正常 - 停止
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