TSB - SERVICE ACTION: CUSTOMER STATISFACTION BRAKE PEDAL FEEL LOGIC IMPROVEMENT (SA325) - This bulletin provides the procedure to improve the logic of the Electronic Stability Control/Active Hydraulic Booster (ESC/AHB) on some 2018MY Niro HEV (DE) vehicles, produced from July 24, 2017 through October 25, 2017, which is to address an improved brake pedal feedback and feel to the driver. This improvement does not affect the braking performance or stopping distance.