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PCV system overhaul and injector service S90-V90

I'd like to renew PCV system on my '98 V90 (oil separator, the hoses...), got a kit from FCP for that. The kit includes an intake manifold gasket, so I'm planning on undoing the intake manifold bolts, loosening the bottom one next to engine mount and moving the manifold to get access. Done this kind of job once on a B230F, wasn't too hard to get the whole intake manifold removed, and I was able to get a bunch of things cleaned -- the manifold, the throttle body, the EGR valve and the injectors. Tried to find a writeup for the job on a B6304 car but couldn't find anything too detailed. Maybe better access can be gained by removing the alternator, I think someone had mentioned that. Any tips for doing the job are appreciated.

I'm also suspecting a leak from one (or more) of the injectors into the cylinder -- the car has an issue with occasional misfires on startup and there's sometimes smell of fuel around the car that I believe could be unburned fuel getting into exhaust. Was thinking of getting the injectors checked and maybe replacing with another set to test (if I can find some decent ones at a local junkyard). Got a set of new seals for the injectors too.

"low mileage" 1998 V90 157K -- currently my project car






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