论文部分内容阅读
故障现象一辆2009年产丰田凯美瑞车,搭载了2AZ发动机和5速手自一体变速器,累计行驶里程约为10万km。驾驶人反映,车辆在停车场放置一段时间后,出现无法起动的现象。故障诊断接车后首先验证故障现象,尝试起动发动机,起动机运转有力,但发动机无着机迹象。连接故障检测仪(IT-II)检测所有系统的故障代码,除了空调系统存储2个故障代码外,其余各系统都没有故障代码存储。起动发动机,用故障检测仪读取发动机控制模块数据流,得
Symptom An 2009 Toyota Camry car, equipped with a 2AZ engine and 5-speed manual transmission, the cumulative mileage of about 100,000 km. The driver reflected that after the vehicle was parked in the parking lot for some time, it could not start. Troubleshooting After the first car to verify the phenomenon of failure, try to start the engine, the starter is working well, but the engine no signs of failure. The Connection Fault Detector (IT-II) detects all system error codes and stores no error codes for each of the other systems, except the air-conditioning system stores two error codes. Start the engine, read the engine control module with a fault detector data stream, too