BMW F15 DSC issue (paid service oK)

[ste821]

I am working with the BMW F15 plug-in hybrid.

replace DSC(brand new ) programming and coding OK. after programming and coding, I calibration and air bridging. Then the car is ready and delivered. 120KM car run and break very soft. Then we re-calibrated and Air bridging again. then also OK. but after 100KM run then today come again.
Can you help me to find the issue plz?


ISTA Fault
48002C ICM, ACC: Interface DSC
4807F5 Brake power assistance: The brake pedal feel changed
4806C7 Brake pedal travel sensor: Distance signal to large
4807C7 Brake pedal travel sensor: Distance signal to large


Plz anybody can solve this issue. if paid no problem.

thanks
Sanjib