FORUM RULES UPDATED - The forum rules have been updated to continue to provide a friendly and safe environment for our member community. Please take a moment to review the updated rules and our terms of use and privacy policy. Click here for Forum Rules which has links to the 'terms of use' and 'privacy policy'.
So I've been chasing down a leak on my Nissan NSF15C coming from the diaphragm cover that has been causing a rough idle. I replaced the plunger and the idle smoothed out, but I still have a small leak coming from the same spot. When I replaced the plunger I noticed the parts diagram showed two...
