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车型:配置272发动机。行驶里程:87290km。故障现象:发动机故障灯亮。故障诊断:着车测试,发动机故障灯亮。怠速测试,车子有时有轻微的抖动,提速测试,运行平稳。询问客户得知,该故障是在长时间行驶时泊车一段时间,比如30min后再启动时车子就抖,之后发动机故障灯亮起,几分钟后发动机恢复正常,再启动一切正常。客户还告诉我们,几次故障都是在低速和温度较低的情况出现的,有次是在下雨的时候出现的。
Model: Configuration 272 engine. Mileage: 87290km. Symptom: Engine fault light. Troubleshooting: car test, the engine fault light. Idle test, the car sometimes slight jitter, speed test, smooth operation. Ask the customer to know that the fault is parking for a long period of time, such as 30min after the car starts to shake, then the engine fault light is on, a few minutes after the engine returned to normal, and then start all normal. The customer also told us that several failures occurred at low speeds and at lower temperatures, and one at a time when it rained.