引用:原帖由 <i>荣华</i> 于 11-06-26 23:07 发表 <a href=" http://www.zozj.com/redirect.php?goto=findpost&pid=324053625&ptid=14935884" target="_blank"><; http://www.zozj.com/images/common/back.gif" border="0" onload="if(this.width>screen.width*0.62) {this.resized=true; this.width=screen.width*0.62; this.alt='Click here to open new window';}" onmouseover="if(this.width>screen.width*0.62) {this.resized=true; this.width=screen.width*0.62; this.style.cursor='hand'; this.alt='Click here to open new window';}" onclick="if(!this.resized) {return true;} else {window.open(' http://www.zozj.com/images/common/back.gif');}" onmousewheel="return (this);" alt="" /></a><br />有两种声音,一般静态听的比较直观:一种是规则的(汽油泵),一种是不规则的(正时链条)。不规则的声音不单单是正时链条,还有其他机械部位,归根是因为机油泵压力不够,尤其是高速连续转弯状态,供油不足,不 ... <br />也就是说长时间复杂路况下因机油供应不足会导致早期磨损?机油泵的声音从没关注过,我一直感觉巡航时发动机轰隆隆像柴油机的声音,问过4S的朋友说直喷机头都这样