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一辆2011年一汽奥迪Q5城市SUV越野车,该车搭载2.0T发动机同时匹配使用第二代0B5型(DL501)7挡湿式双离合器变速器。当前行驶里程120000km左右。故障现象:车辆进厂时据用户描述,该车在正常使用中仪表就会报警,有显示变速器故障的字样,还有一个齿轮灯也点亮(如图1所示),同时变速器表现为挂挡冲击、起步加速无力、换挡冲击,还有油门加不起来等现象,关闭发动机重新启动后暂时会好一会儿,现在越来越严重,不得已才进厂维修。
A 2011 FAW Audi Q5 city SUV, the car equipped with 2.0T engine while matching the use of second generation 0B5 (DL501) 7 wet dual clutch transmission. The current mileage of 120000km or so. Symptom: According to the user description of the vehicle into the plant, the car will alarm during normal use, there is the message showing the transmission failure, there is a gear light is also lit (Figure 1), while the transmission performance is hanging Block impact, start accelerating weakness, shifting shocks, there are phenomena such as the throttle can not add up, shut down the engine after the restart will be for a while temporarily, now more and more serious, had forced into the factory repair.