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一辆江铃全顺轻型货车(采用JX493ZLQ柴油发动机),在行驶中发动机突然熄火,而后无法起动着机。检查分析据驾驶人反映.该车在正常行驶中,发动机在没有任何征兆的情况下突然熄火,而后再也无法起动着机。根据故障现象和驾驶人反映的情况,初步判断故障可能是油路问题或正时错乱引起的。首先检查燃油供给系统,燃油供给正常;对燃油系统排空空气后,发动机还是无法起动着机。接着拆开1缸高压油管,起动发动机,高压油管内无油喷出,证明油路不来油。
A Jiangling Transit light truck (using JX493ZLQ diesel engine), the engine suddenly shut down while driving, and then unable to start the machine. Inspection and Analysis According to the driver reflected in the normal driving of the car, the engine suddenly without any indication in the case of flameout, and then can no longer start the machine. According to the fault phenomenon and the driver reflects the situation, the initial judge fault may be caused by oil problems or timing disorder. First check the fuel supply system, the fuel supply is normal; after the fuel system is emptied of air, the engine still can not start the machine. Then open the 1 cylinder high pressure tubing, start the engine, high pressure tubing without oil spouts, prove that the oil does not come oil.