<div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g2/M08/A9/D1/userphotos/2020/12/29/18/500_ChwFql_rCAqAEBCnAADZXJSpBRo691.jpg" style="height:180px;width:700px"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">我是17款330i&nbsp;b48发动机，5万公里&nbsp;今年入冬以来车子N档进D档怠速下落至5-6百转&nbsp;一秒之后回升至700转&nbsp;起步之后正常&nbsp;修车店检测是燃烧控制怠速不均匀&nbsp;但没有解决&nbsp;请问影响吗？</div><div layer1="text-e"></div><br />

怠速不均匀 故障码21A02D

怠速不均匀故障码21A02D