* Question
| What are the basic diagnostic steps for the three types of faults commonly found in automotive in-vehicle network systems? |
* Answer
| 1Understand the characteristics of the vehicle network system of the model, including the transmission medium, the structure of several subnet systems, etc.;
2Understand whether there is a wake-up function and a sleep function; 3 check whether the vehicle power system is faulty,It can only be detected by the replacement method; 6Using the vehicle network fault self-diagnosis function. |
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