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ECOBOOST 2.0 with COBB

Boost Control

Discussion and questions related to the course Boost Control


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HI ,

I'm trying to tune boost in Ford focus ST ,14 with upgraed turbo GTX2867R

But it show me nothing to change it's heat 23 psi in the spool the the Wastgate start to open 100% and closed to 0% bettwen 5000-7000 RPM

I Atteched datalog showing the problem

Any help please

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You are getting throttle closures which is a reaction from the boost control system exceeding one of the limits.

Did you read this? https://cobbtuning.atlassian.net/wiki/spaces/PRS/pages/30900388/Ford+Tuning+Guide#FordTuningGuide-B:Increasingboosttargets

Thanks for your reply bro I go through all that I fund my problem its boost limmit set belw my targte and now its all okay