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故障现象一辆2009年9月生产的宝马325i轿车(型号为E90,采用N522.5 L发动机),已行驶11.8万km,客户反映在使用空调时,各个出风口均不出风。故障诊断根据客户描述的故障现象,首先接通空调开关,调节空调控制面板上的风扇调速开关,发现除了空调出风口不出风外,其他功能操作均能正常显示。连接故障诊断系统(1SID)进行车辆测试,空调系统无故障代码储存。该车配备自动恒温空调(IHKA),由风扇产生所需的空
Symptom A BMW 325i sedan (model E90, N522.5L engine) produced in September 2009 has been driven by 118,000 km. The customer reported that the air outlet did not blow any air when using the air conditioner. Troubleshooting According to the fault phenomenon described by the customer, first turn on the air conditioner switch and adjust the fan speed switch on the air conditioner control panel. The other functions and operations can be displayed normally except the air conditioner outlet does not blow air. Connected to the fault diagnosis system (1SID) for vehicle testing, air-conditioning system fault-free code storage. The car is equipped with IHKA and the fan generates the required air