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故障现象:一辆BJ2020S型吉普,高速行驶中发动机动力突然不足,车速随即减慢直至无法行驶。在停车过程中,发动机舱盖前方冒出一股雾汽。停车几分钟后,拧开水箱盖却未见热汽,且水箱缺水严重;重新加水时,小循环接口严重漏水,拆卸后发现该处衬垫已损坏。但更换该衬垫后装复试机,发动机却无法起动。
Symptom: A BJ2020S-type Jeep, high-speed engine power suddenly lack of speed then slow down until unable to drive. During parking, a mist of steam came out in front of the bonnet. After a few minutes of parking, unscrewing the water tank cover and no hot steam, and the water tank is seriously dehydrated; when the water is re-filled, the small circulation interface is seriously leaking, and after disassembling, the gasket at the place is damaged. However, replace the liner after loading test machine, the engine can not start.