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-   Focus ST EcoBoost Performance (2013-Current) (https://www.focusfanatics.com/forum/focus-st-ecoboost-performance-2013-current/)
-   -   Help p0171 code (https://www.focusfanatics.com/forum/focus-st-ecoboost-performance-2013-current/807421-help-p0171-code.html)

Pmek2b0w 10-15-2018 05:53 PM

Help p0171 code
 
Hi i have a 2015 ford focus st. 62k miles gtx2867r gen 2 big turbo with hks bov. I keep popping this code bank 1 lean. No rough idle, no hard starts, no stalls. Car acts and drives as if nothing is wrong. So i dont believe its a vaccum leak 2ndly car can hit boost. Hits 25lbs then holds at 23. Idk where to go from here.

pasta 10-16-2018 01:28 AM

Reach out to your tuner.


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