Roewe 350, accelerator brake control system failure

The throttle is too dirty. The fault of Roewe 350 throttle brake control system is that the throttle is too dirty and carbon deposits. If there is too much carbon deposit, you can clean it yourself, or you can restore it after a maintenance in a 4s shop. Throttle failure will cause engine speed problems, without idling, difficult starting, high fuel consumption, visible engine jitter and other phenomena.