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故障现象一辆2008年03月生产的江铃顺达2.8 L货车(装备JX493 ZLQ3发动机,采用德尔福柴油高压共轨电子控制系统),累计行驶约7万km后,就逐步出现发动机冷起动困难,而且越来越严重,后来到了冷机根本无法起动着机的程度,但只要在进气管里稍微喷一点柴油机起动液,发动机就能顺利起动着机。当发动机为在热机时,不喷起动液也能够正常起动着机。
Symptom A JMC 2.8L truck (equipped with a JX493 ZLQ3 engine using a Delphi diesel common rail electronic control system) produced in March 2008 produced a gradual engine cold start difficulty after a total mileage of about 70,000 km More and more serious, and later to the cold machine can not start the machine level, but as long as the intake pipe slightly spray a little diesel starter fluid, the engine will be able to successfully start the machine. When the engine is in the heat, do not spray the fluid can start the normal machine.