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      08-11-2014, 09:24 AM   #146
M5Rlz
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Drives: R8, f10m59(Rip), m4, GTR
Join Date: Feb 2013
Location: MD

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Quote:
Originally Posted by M-bitious View Post
The fuel pump in the tank runs at 5 bar (72.5 psi) continuous. The high pressure fuel pumps run at a maximum of 200 bar (2,900 psi). They cannot produce a higher pressure without software modifications. As soon as my engine requests over 200 bar, it drops the fuel pressure to under 100 bar, and goes into limp mode. This cannot be solved with piggy bags, it requires a proper dme tune I mentioned above. This problem started when we removed the torque limiter from the gearbox. Once sorted I am sure it will be awesome and it opens up the doors to upgraded turbos.
Probably why my car threw limp mode at 155+mph with amounted to 6lbs of boost on 93
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