Running Lean Fix with Vinci Tuner
varies from car to car..usually its closer to 10%...if it was correct before the ends...
more if it was off before the ends....
you can always look at LTFT's after and see if its close to 0 or still way off...
more if it was off before the ends....
you can always look at LTFT's after and see if its close to 0 or still way off...






