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故障现象一辆福特蒙迪欧2.3 L自动挡轿车(车型为CD345),累计行驶里程约为1.3万km,出现发动机起动着机后组合仪表所有仪表均不工作的现象。故障诊断接车后首先验证故障现象,仪表不工作且音响系统始终为一小时模式。此车在大事故修理完毕时还是正常的,等客户提车时却出现了上述故障。连接IDS进行检测,调得的故障内容如图1所示。就调得的故障内容分析,整个中速网络包括ACM、DDM、IPC、PDM全部失败,确认故障是由于中
Fault phenomenon A Ford Mondeo 2.3 L automatic sedan (model CD345), the cumulative mileage of about 13,000 km, there is the engine after the start of the machine all the instruments do not work instrument phenomenon. Troubleshooting After the car first verify the symptoms, the instrument does not work and the audio system is always one hour mode. This car is still normal in the event of a major accident repairs, and other customers mention the car appeared above the failure. Connect the IDS test, tune the fault as shown in Figure 1. To adjust the contents of the fault analysis, the entire medium-speed network, including ACM, DDM, IPC, PDM all failed to confirm the fault is due to