检查强制降档开关线束 95%
更换降档开关 5%
https://qc.dianpusou.com/tag/%e4%b8%ba%e4%bb%80%e4%b9%88%e6%b1%bd%e8%bd%a6%e7%bb%99%e5%a4%a7%e6%b2%b9%e6%89%8d%e8%83%bd%e6%89%93%e7%9d%80%e7%81%ab
检查强制降档开关线束 95%
更换降档开关 5%
https://qc.dianpusou.com/tag/%e4%b8%ba%e4%bb%80%e4%b9%88%e6%b1%bd%e8%bd%a6%e7%bb%99%e5%a4%a7%e6%b2%b9%e6%89%8d%e8%83%bd%e6%89%93%e7%9d%80%e7%81%ab