Boost drops at 4000rpm

[mencho73]

Hi
I went to dyno my car, and looks what the results were I`m loosing boost in 3rd gear at 3000rpm what can be the problem

 

[mushages]

Logs?

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[mencho73]

thx no tell me what shut I do

 

[NJdubber]

Log

 

[NJdubber]

Inspect for leaks, codes, LOG!