案例1凯美瑞车发动机经常无法起动故障现象一辆2008年产丰田凯美瑞车,搭载2AZ-FE发动机,不配备智能进入和起动系统,累计行驶里程约为25万km,客户反映,车辆行驶过程中发动机有时会自动熄火,再次起动发动机,出现发动机无法起动的故障现象。将车辆停放一段时间后,有时又能正常起动,故障是最近才出现的。故障诊断接车后和客户共同试车验证故障现象,接通点火开关,起动发动机,发动机顺利起动,组合仪表上 Case 1 Camry car engine often can not start Fault phenomenon An 2008 Toyota Camry car equipped with 2AZ-FE engine is not equipped with intelligent entry and starting system, the cumulative mileage of about 250,000 km, the customer reflects the process of driving the engine Sometimes automatically turn off, start the engine again, there is the engine can not start the fault phenomenon. Parked vehicles for a period of time, and sometimes normal start, the fault has only recently appeared. Troubleshooting After the car and customer test together to verify the fault phenomenon, turn on the ignition switch, start the engine, the engine started smoothly, the combination of instruments