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Subject High Fuel Pressure...
     
Posted by BrysZ on January 13, 2010 at 8:34 PM
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Message ...I have this problem where the exhaust on my Z32TT is extremly rich smelling at idle, acceleration , WOT etc. I have been trying everything I can think of to reduce my fuel pressure but to no avail. Does anybody have any ideas of how to get the pressure down? I have already replaced the regulator and dampener and studied the complete lines to and from the tank for any restriction. I have blown compressed air through the return line replaced the fuel filter with OEM and still no change. If anybody has any ideas for me I would greatly appreciate it. Also would an adjustable fuel pressure regulator be able to reduce fuel pressure? Here are my current readings...

2.4 bar (35.28 psi) at 500 mmhg
3.7 bar (54.39 psi) at 0
3.4 bar (49.99 psi) without vaccum line

Thank you for your help...

     
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