故障现象一辆行驶里程约为16万km的2007年产帕萨特领驭轿车(配置BGC涡轮增压发动机和01V手自一体变速器),车主反映该车发动机怠速运转不稳。故障诊断该车曾在其他修理厂维修过,经与承修该车的维修技术人员沟通得知,该车在正常行驶中组合仪表 Fault phenomenon A mileage of about 160,000 km of the 2007 Passat Lingyu sedan (configuration BGC turbocharged engine and 01V manual transmission), the owner of the car engine idling instability. Troubleshooting The car has been repaired in other repair shop, repair and maintenance of the vehicle by the maintenance technician communication that the car in the normal operation of the instrument cluster