桑塔纳轿车故障一例一辆桑塔纳轿车运行过程中，空调时有时无，并且在使用刮水系统时，刮水系统也有时不正常工作。通过分析，又参看了《国内外汽车电路图集》（第一集）中桑塔纳轿车的电路原理图，认定是两者的公共电源部分出现了问题。公共电源来自集成电器盒上的减荷继... A case of Santana car failure During the operation of a Santana car, the air conditioners were sometimes empty, and the wiping system sometimes did not work properly when using the wiper system. Through the analysis, but also see the “circuit diagram at home and abroad” (the first episode) Santana sedan circuit diagram, that is the two part of the public power supply problems. Public power comes from the load reduction on the electrical box ...