what is the job of small holes in the exhaust, after the cat

Post by **murat** » Tue Oct 11, 2005 1:56 pm

what is the job of small holes in the exhaust, after the cat

you can see in the illustration, near number 6-7, hat is the job of these holes??

does anyone have an idea??

Post by **murat** » Tue Oct 11, 2005 2:00 pm

here is the illustration as pdf
http://rapidshare.de/files/6145823/rs2exhaust.pdf.html

Post by **SimonS4MTM** » Tue Oct 11, 2005 2:04 pm

cant see any holes

Post by **SimonS4MTM** » Tue Oct 11, 2005 2:04 pm

ah, lamda sensor?

Post by **murat** » Tue Oct 11, 2005 2:09 pm

nope, there is a hole closed by the nut(part 6-7). not like a lambda hole, its small, I should have pictured it. There is 2 of them after the cats. one for each.

Post by **murat** » Tue Oct 11, 2005 2:12 pm

to be clear here is a detailed pic

Post by **Greg_S** » Thu Oct 13, 2005 9:52 am

yeah i think simon is right. so that a lamda probe can be put in to test the cats before and after them

Post by **murat** » Thu Oct 13, 2005 3:50 pm

its a small hole, not for lambda, maybe for thermocouple

Post by **SimonS4MTM** » Wed Oct 19, 2005 1:38 pm

why do you ask then?

Post by **Greg_S** » Wed Oct 19, 2005 3:51 pm

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what is the job of small holes in the exhaust, after the cat

what is the job of small holes in the exhaust, after the cat

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