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故障现象一辆2011年6月出厂的长安铃木雨燕轿车(采用B4D发动机和手动变速器),累计行驶里程约为1.8万km,出现挂1挡右转弯时有异响,而换入其他挡位右转弯均正常的现象。故障诊断首先试车验证故障现象。试车发现,该车换入1挡行驶,并向右转弯时(无论转向角度大小),左前部均有“嘎哒、嘎哒”的短暂异响声音;用举升机将该车举起后,换入1挡起步并往右转动转向盘时,听不到异响声音。按照由易到难的原则检查前悬架固定螺栓的紧固力矩、传动轴、减
Fault phenomenon A June 2011 Changan Suzuki Swift sedan (using B4D engine and manual transmission), the cumulative mileage of about 18,000 km, appeared hanging right turn when there is abnormal sound, and into the other gear right Turn is normal phenomenon. First, test the fault diagnosis Fault phenomenon. The test found that the car into the 1 block and turn to the right (regardless of the steering angle size), the left front have “Ga da, ga da ” short-term sound of abnormal noise; After starting, into the 1 block and turn the steering wheel to the right, can not hear the sound of abnormal sound. According to the principle of easy to difficult to check the front suspension fixing bolts tightening torque, drive shaft, minus