哈密奥迪Q7 SUV发动机舱有汽油味的维修

哈密奥迪Q7 SUV发动机舱有汽油味的维修,哈密奥迪Q7维修

一辆行驶里程约1.4万km的奥迪Q7 3.0T。（哈密奥迪电信宽带维修）该车发动机舱有汽油味。（哈密奥迪电信宽带维修）

故障诊断：用户保养时反映发动机舱有汽油味，经检查发动机舱燃油管路无漏油现象，经拆检后发现3缸喷油嘴处漏油，进一步拆检3缸喷油嘴后，发现3缸喷油嘴上底部卡垫没有安装，由此造成3缸喷油嘴无法与导轨紧密配合，并且造成密封垫损坏，导致漏油。（哈密奥迪电信宽带维修）经检查此车发动机未曾拆装维修过，我站确认为喷油嘴在装配时未安装卡垫最终导致故障。（哈密奥迪电信宽带维修）

解决措施：更换喷油嘴支撑及喷油嘴修理包。（哈密奥迪电信宽带维修）

The engine compartment of Beihai Audi Q7 SUV has gasoline smell maintenance, Beihai Audi Q7 maintenance

An Audi Q7 3.0T with a mileage of about 14000 km. (Beihai Audi car maintenance) the engine compartment of the car smells of gasoline. (Beihai Audi car maintenance)

Fault diagnosis: during maintenance, the user reported that the engine compartment smelled of gasoline. After inspection, the fuel pipeline in the engine compartment was free of oil leakage. After disassembly and inspection, it was found that there was oil leakage at the fuel injection nozzle of cylinder 3. After further disassembly and inspection of the fuel injection nozzle of cylinder 3, it was found that the upper and bottom gasket of the fuel injection nozzle of cylinder 3 was not installed, which caused that the fuel injection nozzle of cylinder 3 could not fit closely with the guide rail, and the gasket was damaged, resulting in oil leakage. (Beihai Audi car maintenance) after inspection, the engine of this car has not been disassembled and repaired, and our station confirmed that the fuel injection nozzle did not install the clamp pad during assembly, which eventually led to failure. (Beihai Audi car maintenance)

Solution: replace the nozzle support and nozzle repair kit. (Beihai Audi car maintenance)