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故障现象一辆2016款长安福特锐界车,搭载2.0T发动机,行驶里程约为1000km,因空调系统偶尔不制冷而进厂检修。故障诊断接车后,维修人员陪同客户试车验证故障,接通点火开关起动发动机,发动机顺利起动;接通空调开关,能够听到空调压缩机电磁离合器正常吸合的声音,检查空调出风口,有冷风吹出,空调制冷正常。经询问客户得知,该车空调不制冷的故障现象为偶发故障,但已先后出现过多次,故障发生时,空调出风口吹出自然风,且故障在
Fault phenomenon A 2016 Changan Ford sharp car, powered by 2.0T engine, mileage is about 1000km, because the air conditioning system is not cooling and into the factory overhaul. Fault diagnosis After the car, the maintenance staff to accompany the customer test to verify the failure, turn on the engine ignition switch, the engine start smoothly; connected to the air conditioning switch, the air conditioner compressor electromagnetic clutch can hear the normal pull of the sound, check the air outlet, there Cold wind, air conditioning and refrigeration normal. After asking the customer that the car does not cool the air conditioner failure phenomenon is an accident, but has appeared many times, when the fault occurs, the air conditioning air outlet blows the natural wind, and the fault is