Quote:
Originally Posted by Jolly Green Monster
Any leak in intercooler or inlet manifold when on boost will actually leak air out not suck air in.. ie. when above atmospheric temp it is under pressure and like a tyre with a thorn in it the air comes out..
Simon
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A leak between MAF and Turbo inlet, will though cause it to run lean.
A leak on the fuel pressure reg vacum hose will also cause it to run lean as the reg/fuel pressure will not rise with boost pressure.