macca002 wrote:Bigbirdalx wrote:macca002 wrote:As far as I am aware, turbo diesels dont have BOV's as they dont have throttle plates.
New ones do. Old didnt.
assuming u mean throttle body/ valve
If they do, I assume they still wouldn't make vacuum. Without both, a BOV wont work.
With a EGR it wont make a vaccum behind the throttle body as the gas will enter.
block it off and it will go to -1psi before the elctronic throttle body opens and closes to try and keep a postive