Thanks. So mine is bad.

It's not showing a CEL - how critical is this part to passing an emissions inspection?

Considering the ridiculous cost of this part new, it would be best for me if I could get away with not replacing it.

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'85 300D 450k
'93 190E 2.6 170k(killed by tree)
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'06 Ducati S2R800 14k(sold)