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1.8 起步困难 ―― 霍尔传感器信号 故障现象一辆 2000 款帕萨特 B5(1.8L) 装备自动变速器,此车原地加速时,发动 - PowerPoint PPT Presentation


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1.8 起步困难 ―― 霍尔传感器信号 故障现象一辆 2000 款帕萨特 B5(1.8L) 装备自动变速器,此车原地加速时,发动 机提速似乎正常,但起步时发动机无力,起步困难,加速踏板踩大转速至 3000 ~ 4OOOr / min 时,车辆又会突然蹿出去。 故障诊断: (1) 读故障码, 00515 : 霍尔传感器 对正极断路/短路或对搭铁短路 。清码后, 再次启动后此故障码依然存在。 (2) 测量霍尔传感器 : 1 号, 3 号端子为 5V ,拔下插头, 2 号端子对搭铁是 12V , 霍 尔传感器正常。 (3) 检查正时皮带,正常。

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1.8 起步困难 ―― 霍尔传感器信号 故障现象一辆 2000 款帕萨特 B5(1.8L) 装备自动变速器,此车原地加速时,发动

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1 8 2000 b5 1 8l

1.8

2000B5(1.8L)

30004OOOr

min

(1)00515

(2)135V212V

(3)

(4)

OO515

(5)

(6)

(

)


1 8 2000 b5 1 8l

(1)3366

(2)

(3)

16

1

(4)116

(5)(2) (3)16


1 8 2000 b5 1 8l

(1)17150025OOrmin

(2)15


1 8 2000 b5 1 8l


1 8 2000 b5 1 8l


1 8 2000 b5 1 8l


B5 00515

B5 00515

005150VNcPuCPU~Jcpu06v00515!


1 8 2000 b5 1 8l

134.5V ECU 1ECU622ECU76 3ECU671.5

123ECU627667


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