isv part no..?

[cooperquattro]

has someone got a part no.for the isv to use with vems on aby,i am assuming i just need the standard one?
is this the same stepper as on the bmw e36??0 280 140 529

[cooperquattro]

anyone??
surely someone has the bosch p.number for the isv valve??

[UrS4boy]

N71 Idle Speed Stabilization Valve (ISV or ISS Valve) Info

anyone??
surely someone has the bosch p.number for the isv valve??

Here is info about the Audi 20V turbo Motronic-controlled ISV valve (click on the "N71 ISV" label on the upper left of this diagram):

http://members.shaw.ca/speedtek/UrS%20Engine%20Bay%20Device%20Map.html

[cooperquattro]

yes thanks thats the one n71

[cooperquattro]

anyone have the p/n for the n71???
or link to good cheap new one??
very good used one???

[martinws]

I dont have the part number to hand but iv got one for an ABY that was working fine on my car yesterday when i took it off? Its sitting in a box at my unit. PM me if that helps.

[newsh]

If you followed the link URS4 boy gave you and then click on the hyperlink you get this page, scroll down.. http://forums.quattroworld.com/s4s6/msgs/21853.phtml

[cooperquattro]

If you followed the link URS4 boy gave you and then click on the hyperlink you get this page, scroll down.. http://forums.quattroworld.com/s4s6/msgs/21853.phtml

thanks i had totaly missed that part...

can the isv vent to air instead of looping through the throttle body???
i dont run a maf so unmetered air is ok

[UrS4boy]

can the isv vent to air instead of looping through the throttle body??? i dont run a maf so unmetered air is ok

Only if you like the idea of unfiltered air being draw into your engine.

[cooperquattro]

so possible then??with a crankcase style breather(filter) on the open end

[UrS4boy]

so possible then??with a crankcase style breather(filter) on the open end

Possible but I really don't understand WHY you would go away from a tried and true closed loop system.