smart 452 big problem

[correia]

good morning everyone I have a problem in a smart roadster 452 engine cuts in 4 spead cuts 4000rpm cuts walks cuts walks error p202c algem idea has this problem

i change
gearbox new
cloch new
ecu and sam new
daschboard new

DAMN CAR

[majkellondek]

unplug your yaw sensor and test you car.
You will get abs light on your dashboard.

[xplod72]

I have the same symptoms in a Smart Roadster 0.7T car. I understand that you have had these problems for a long time and maybe they are not relevant, but how did you solve this problem?