| 丰田A540E型自动变速器换挡冲击的故障诊断与排除 |
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| 引用本文： | 潘伟荣,李军,郭海龙,张飞.丰田A540E型自动变速器换挡冲击的故障诊断与排除[J].广东交通职业技术学院学报,2008,7(4):57-60. |
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| 作者姓名： | 潘伟荣 李军 郭海龙 张飞 |
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| 作者单位： | 广东交通职业技术学院,广东广州,510650 |
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| 摘 要： | 针对某款丰田凌志轿车出现升挡冲击的一例故障现象，经分析认为是其装备的A540E型自动变速器阀体发生故障所导致。从基本检查、时滞试验、主油压检测、动力传动分析、电液系统分析、手动挡试验，直至自动变速器拆检，最终确定故障是2挡制动器单向节流阀在维修时漏装所致。
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| 关 键 词： | 自动变速器 换挡冲击 故障诊断 |
Diagnosing and Repairing of the Gear Shifting Shock Trouble in TOYOTA A540E Automatic Transmission |
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| PAN Wei-rong,LI Jun,GUO Hai-long,ZHANG Fei.Diagnosing and Repairing of the Gear Shifting Shock Trouble in TOYOTA A540E Automatic Transmission[J].Journal of Guangdong Communication Polytechnic,2008,7(4):57-60. |
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| Authors: | PAN Wei-rong LI Jun GUO Hai-long ZHANG Fei |
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| Institution: | PAN Wei-rong,LI Jun,GUO Hai-long,ZHANG Fei (Guangdong Communications Polytechnic,Guangzhou 510650,China) |
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| Abstract: | Based on the phenomenon of gear shifting shock in a Toyota Lexus,this paper analyzed that the failure was caused by automatic transmission valve of A540E.From the basic check,the trial delay experiment,the main oil-line detection,power transmission,electro-hydraulic system analysis,manual transmission test,until automatic transmission procedure,the paper pointed out the leaking of exception class was produced by retaining valve in second gear of the brake during repairing. |
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| Keywords: | automatic transmission shifting shock diagnosis |
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