CID 0172 FMI 04 Intake Manifold Air Temp short to ground
产生此代码的情况:
进气歧管温度传感器送来的信号电压低于正常值或进气歧管空气温度高于 140 °C (284 °F)。
系统响应:
电子控制模块 (ECM) 将会记录该诊断代码。 ECM 视进气歧管空气温度为无效数据并采用缺省值。
- 不会影响性能。
测试步骤 1. 进行以下的诊断步骤: 发动机温度传感器开路或短路 - 测试
结果:
- 正常 - 停止
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