如何判断机油压力表坏了?

在机油感应无坏的前提下~!
2025-04-07 12:06:19
推荐回答(4个)
回答(1):

其实很简单!首先要看机油压力表的归零!也就是发动机在静止状态时无机油压力的情况下,机油压力表应归零!因为机油泵是机械泵,所以机油压力在发动机运转时会随着发动机的转速升高而升高!所以发动机运转速度越高,机油泵供给的机油压力也就越高(除非压力过高后由限压阀把部分高压卸载回流)!所反映在机油压力表上的数值也就会跟着发动机转速的提高而提高!这也就是判断机油压力表的好坏的办法!如果想了解机油压力表是否精确!那可以拆下机油压力塞,用一只外接机械机油压力表来测量机油压力去判断机油压力表是否精准!

回答(2):

车上仪表盘除了有机油压力表外,应当还有一个机油压力报警的红灯,你参考你的车的说明书,如果报警的红灯不亮一般每问题,但为了防止意外还是更换一个好的表比较一下

回答(3):

上面回答大概正确~你问如何判断机油压力表坏了?这个主要是看在无压力的情况下看时候归0~就是泄压后看时候读数归0~~归0的话就正常了~~一般压力表是不会出问题的

回答(4):

是发动机上的机油泵,抽取机油箱内机油,给发动机上的曲轴连杆供给高压机油,压力取至泵后压力。 看看机油压力传感器或压力表坏了没有,危害是当机油

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