| 宇通客车发动机限转速故障排除 |
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| 引用本文： | 周后余,金清勇. 宇通客车发动机限转速故障排除[J]. 客车技术与研究, 2021, 43(2): 42-44 |
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| 作者姓名： | 周后余 金清勇 |
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| 作者单位： | 浙江省乐清市雁荡山周氏汽车修理厂,浙江 乐清 325613;浙江省乐清市雁荡山周氏汽车修理厂,浙江 乐清 325613;浙江省乐清市金城汽车服务有限公司,浙江 乐清 325600 |
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| 摘 要： | 某型宇通客车因发动机限转速而工作无力,经排查是ECU程序的问题,复制同样车型的ECU程序后,又发现高压共轨上的泄压阀有故障,更换共轨总成后才彻底解决了故障.
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| 关 键 词： | 宇通客车 发动机限转速 故障排除 |
Troubleshooting of Engine Limiting Speed for Yutong Coaches |
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| ZHOU Houyu,JIN Qingyong. Troubleshooting of Engine Limiting Speed for Yutong Coaches[J]. Bus Technology and Research, 2021, 43(2): 42-44 |
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| Authors: | ZHOU Houyu JIN Qingyong |
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| Affiliation: | (Zhejiang Leqing Yandangshan Zhou Auto Repair Shop,Leqing 325613,China;Zhejiang Leqing Jincheng Automobile Service Co.,Ltd.,Leqing 325600,China) |
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| Abstract: | A Type of Yutong coach lacks force when working due to its engine speed limiting.Through the screening,it is an ECU program problem.After copying the ECU program from the same type coach,the authors withal find the pressure relief valve on the common rail has fault.The fault is completely resolved after the common rail assembly replaced. |
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| Keywords: | Yutong coach engine speed limiting troubleshooting |
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