换fuel cap 应当容易,EGR 可以拆下来清理一下,查一下Vaccum leak. 都不难,不过弄了以后去消code, 然后开一下,看看CEL 是否还亮。
换fuel cap 应当容易,EGR 可以拆下来清理一下,查一下Vaccum leak. 都不难,不过弄了以后去消code, 然后开一下,看看CEL 是否还亮。
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