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-   -   Gas leaking onto block... (https://www.germanautoforums.com/forum/porsche-944-9/gas-leaking-onto-block-8491/)

944speedy 09-20-2009 06:58 PM

Gas leaking onto block...
 
Hey all;

Last week I noticed that one injector was leaking (bottom). Suspecting a seal problem even though they have all been recently replaced, I picked up some seals. Today I removed the rail and inspected the old seals. They seem fine. I replaced the one I suspected and reinstalled the rail etc. Now two injectors are leaking. Where did I go wrong? Did I not seat the injectors properly?

Thank you.
speedy

PorscheDoc 09-21-2009 11:16 AM

Hard to say without seeing it in person. Fuel rails are also known for cracking and leaking.

944speedy 09-21-2009 10:06 PM

The fuel rail is fine. One would suspect seals and o rings. I know it's always good to replace all of them once the injectors are out. I only had 2 new seals and was looking for a quick fix to get the car to somewhere where I could work on it more easily. The fact that two injectors are now leaking makes me wonder if I damaged them re installing the rail? Stupid question but if the rail is on and tight, the injectors must be in all the way...am I wrong?

R.

PorscheDoc 09-21-2009 10:17 PM

Well if the seals are nicked or shrunk, then it is going to leak under 40psi pressure.


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