<div layer1="text-s"></div><div class="tz-paragraph">车辆在上桥时突然提示AWD变2WD，TRC关闭，动力降低，4s店查了后说高压喷油嘴故障，换了后又出现了，是什么原因？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g24/M08/20/F1/userphotos/2021/05/28/07/500_Chtk3WCwL9SAaL7VAAZFH66WVu4475.jpg" style="height:3648px;width:2736px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g24/M07/E9/09/userphotos/2021/05/28/07/500_ChwFjmCwL9WABXaAAAzqvKZGLJE134.jpg" style="height:3648px;width:2736px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g24/M04/20/F1/userphotos/2021/05/28/07/500_Chtk3WCwL9eACX0EAAZiJy3rqto048.jpg" style="height:3648px;width:2736px"  /></div><div layer1="img-e"></div><br />

rx300典雅版碰到了AWD变2WD，TRC关闭是什么原因？