汽车维修不仅仅是简单的拆卸和更换零件，更需要对故障进行准确的诊断和处理。故障诊断是维修过程中的关键步骤，通常需要使用专业的诊断工具来读取故障码，并结合车辆的具体表现进行分析。例如，当发动机出现故障灯亮起时，可以通过读取故障码来判断是燃油泵、进气阀门还是其他部件的问题。

Car maintenance is not just about simple disassembly and replacement of parts, but also requires accurate diagnosis and handling of faults. Fault diagnosis is a critical step in the maintenance process, usually requiring the use of professional diagnostic tools to read fault codes and analyze them in conjunction with the specific performance of the vehicle. For example, when the engine malfunction light comes on, the fault code can be read to determine whether it is a problem with the fuel pump, intake valve, or other components.

在处理故障时，维修人员需要根据故障的具体原因采取相应的措施。例如，如果发现是电瓶电压低导致的问题，可以检查电瓶接头是否清洁，并确保电瓶处于良好状态。对于一些复杂的故障，如悬挂系统或电气系统的故障，可能需要更深入的检查和专业设备的支持。

When dealing with faults, maintenance personnel need to take corresponding measures based on the specific cause of the fault. For example, if it is found that the problem is caused by low battery voltage, you can check whether the battery connector is clean and ensure that the battery is in good condition. For some complex faults, such as suspension system or electrical system failures, deeper inspections and professional equipment support may be required.

另外，维修人员还需要掌握一些实用的技巧，如如何正确地拆卸和安装零件、如何清洗和修复损坏的部件等。这些技能不仅能够提高维修效率，还能确保车辆的安全性和性能。

In addition, maintenance personnel also need to master some practical skills, such as how to correctly disassemble and install parts, how to clean and repair damaged components, etc. These skills not only improve maintenance efficiency, but also ensure the safety and performance of vehicles.

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