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#accessport #cobb #focusst #help 2013 focus st 2014 accessport advice aftermarket battery big turbo blow off valve boost boost issue boost leak bov brakes catless cel check engine light clutch cobb cobb accessport cobbaccessport coilover coilovers downpipe electrical engine exhaust flywheel fmic focus focus st focus st headlights focus st tires focus st3 focusst for sale ford ford focus ford focus st forscan fost fuel headlight help help needed ignition installation intake intercooler interior issue lean lowering maintenace maintenance misfire mishimoto mods mountune noise oem oil oil leak performance problem question recaro recaro seats repair rims shifter springs st1 st2 st3 stage 3 steeda stock stratified stratified tune suspension tires transmission transmission issues tune tuned tuning turbo turbo issue turbosmart upgrade warranty wheel fitment wheels winter wiring harnesses wont start
  1. Focus ST Maintenance
    Just crusing down the highway yesterday and all felt fine. Let off the gas once and the throttle never fully released. Boost only dropped to -7 and the AFR never leaned out of the 14s. The turbo fluttered endlessly when off the gas and the rpms never dipped below 2k when at neutral or idle...
    endless flutter focus st purge valve recall service
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