Idle Mixture Air/Fuel Adjustment, Lean to Rich and back in less than 60 seconds using tuner Green/Blue feature Idle Mixture Air/Fuel Adjustment, Lean to Rich and back in less than 60 seconds using tuner Green/Blue feature Green-Blue Mode air/fuel mixture adjustments made to show lean to rich settings spanned within a 60 second time frame. JDJetting EFI Tuner Gallery- Yamaha Kawasaki Suzuki Husaberg