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      11-25-2007, 10:56 AM   #124
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Quote:
Originally Posted by scalbert View Post
The issue I find with a leak is that I do not see how it would cause a spike. The wastegate actuators are vacuum operated and default to open. So the DME (or PROcede) has to try and keep them closed otherwise no boost is made. A leak in the vacuum lines shoulc cause the system to build boost more slowly or not at all. My boost builds very quickly; too quick I suppose.
I agree with you that this not likely and the leak would have to be extremely small and all the other pieces have to fall in place. I only mentioned this as Shiv did have a customer who had spiking problems with v2 which was caused by a small leak at the diverter valve tubing connection. I hope Shiv can explain this one.

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