E272 Inlet Air Restriction Warning
产生此代码的情况:
电子控制模块（ECM）检测到发动机冷却系统有故障。 可在故障诊断与排除, "事件代码"中找到有关此事件代码缺省设置及范围的信息。
系统响应:
将会记录该事件代码。
可能对性能的影响:
无
故障诊断和排除:
发动机进气系统可能有故障。
测试步骤 1. 检查发动机进气系统
- 检查进气系统的空气滤清器是否堵塞或损坏。 如果安装有进气预滤器，核实进气预滤器工作正常。
预期结果:
彻底检查进气系统后发现有故障。
结果:
- 正常 - 故障出在进气系统上。
修复: 修理故障。 确保修理后故障被排除。
停止
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