problem finding on a mercedes benz b170
i have a 2006 mercedes benz b170 non turbo this
car was driving smooth then suddenly after service
the car wasnt exceeding 50km/hr even if i press
down the gas pedal and its been 2months now
driving it like that but jst yeasterday i noticed that
its now exeeding that 50km what can be the
problem ,that same yeasterday it does limit again
once after that i just put it on parking and
excelarate it and i put it back on drive after that it
was driving nice again