当缸盖不论由哪种原因产生漏气时,将使发动机怠速不稳或无怠速,行驶无力和加速性差。当漏气严重时会造成发动机不能起动,功率下降等故障。1 引起发动机缸盖漏气的原因 a.在修理中由于紧固气缸盖螺母的力矩不均,不按对角紧固使缸盖平面与缸体端面之间翘曲呈V型造成漏气; b.在发动机高温下拆卸气缸盖,使其在 When the cylinder head no matter what kind of cause leakage, will make the engine idling idle or idle, poor driving and acceleration is poor. When a serious leak can cause the engine can not start, power down and other failures. 1 cause engine cylinder head leak a. In the repair due to uneven tightening of the cylinder head nut, not according to the diagonal fastening cylinder head plane between the plane and the warp of the V-shaped surface caused by leakage; b. Remove cylinder head at engine high temperature to allow it to cool