Do you need to clean the throttle valve for 20 thousand kilometers

The new car is about 20 thousand kilometers. It is recommended to clean it. Some stores only need to clean the throttle, some need to clean the throttle and air intake, and some need to thoroughly clean the carbon deposit in the throttle, nozzle, air intake and cylinder. Only the cost of throttle cleaning is relatively low, and the cost of complete cleaning is relatively high.

The most obvious phenomenon of dirty throttle is unstable idle speed, that is, when there is obvious vibration at idle speed, the engine tachometer will see if there will be ups and downs. If the electronic throttle has other symptoms, the acceleration response is slow, and if you don't step on the throttle, you can only increase the speed of the secondary engine, and some new cars will react after this exclusion. Abnormal braking will occur when moving forward, and braking will stop. On some models, the fault light with serious throttle coking will light up, and the fault code is throttle fault. The strong light of this faulty car, as long as it is to highlight the washing.

If the throttle is dirty, it can be divided into three levels according to the degree of dirt. A little dirty at the first level does not affect the car wash. There is no fault and the car can be used normally. The middle part is dirty and a little serious, which will cause failure. Failure to clean will lead to increased fuel consumption, decreased power and poor comfort. It is best to clean it. The last level is dirty, which will cause the vehicle not to idle. As long as the throttle is off, it will not work normally and must be cleaned. Million car purchase subsidy