检查低压油压 5%
更换高压泵(油量控制阀故障) 95%
https://qc.dianpusou.com/tag/12123%e8%bf%9d%e7%ab%a0%e5%9b%be%e7%89%87%e5%8a%a0%e8%bd%bd%e4%b8%8d%e5%87%ba%e6%9d%a5
检查低压油压 5%
更换高压泵(油量控制阀故障) 95%
https://qc.dianpusou.com/tag/12123%e8%bf%9d%e7%ab%a0%e5%9b%be%e7%89%87%e5%8a%a0%e8%bd%bd%e4%b8%8d%e5%87%ba%e6%9d%a5