You looked the wrong place. The EGR valve itself rarely has prob

來源: khyang86 於 2010-06-16 20:04:49 [] [舊帖] [給我悄悄話] 閱讀數 : (177 bytes)

Your EGR valve is fine though old. Look for the carbon deposite in the returning channel near the intake manifold where the passage becomes narrow and carbon starts accumulated.

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