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博客园 - 路人甲乙丙丁张三

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透镜大灯H4线组的作用,是否需要买线组
路人甲乙丙丁张三 · 2022-10-24 · via 博客园 - 路人甲乙丙丁张三

在网上买了3寸led透镜,有带线组款的和不带线组款的,不知道线组的作用是啥,买过了是不是多花冤枉钱。

一、线组的功能是,让“远光通电后,近光断电”的线路实现“远光通电后,近光同时通电”。

二、如果有“远光通电同时近光通电”的需求,同时,车子原装线路是“远光通电后,近光断电”,这种情况就需要买线组,否则不需要

三、网上H4接口的灯都是推荐买线组的。