Transmission Control (Shift Lever)
测试步骤 1. 检查电压
从线束上断开十二针接头。 检查针 2 和针 4 之间的系统电压。 跨接十二针接头。 请参考图。 进行下列测试。
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| 图 1 | g00853179 |
注: 请勿断开四针换档把手接头。
- 把手处于空档位置
- 换挡把手上的针 5应等于蓄电池正极。
- 换挡把手上的针 7应等于蓄电池正极。
- 把手处于前进档位置
- 蓄电池正极电压应在针 11 和针 12 之间读取。
- 把手处于倒档位置
- 蓄电池正极电压应在针 9 和针 10 之间读取。 针 3 应等于蓄电池正极电压。
- 将 F/N/R 开关置于空档。 确保四针接头已连接。
- 重新连接十二针接头。
- 对于 ECM，测量换档操纵杆线束上的电压。 按照参考，测量针 2 的电压。 请参见下表。
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| 针 | 电压 |
| 4 | 蓄电池正极 |
| 9 | +5 VDC |
| 10 | 1/2 蓄电池正极 |
| 11 | +5 VDC |
| 12 | 1/2 蓄电池正极 |
结果:
- 电压测量值指出故障区域。 -
修复: 修理该故障。
停止
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