What are the symptoms of a broken accelerator? What are the symptoms of throttle damage in Pu Sang?

What are the symptoms of a broken accelerator? What are the symptoms of a broken throttle in Pu Sang?

1, high idle speed drops discontinuously, making it difficult to start the engine;

2, the engine idle speed instability or no idle speed;

3. Insufficient engine power and poor acceleration performance;

4. The exhaust pipe of the car emits black smoke. The function of the throttle is to control the amount of air entering the engine, and the accelerator pedal is used to control the throttle. After stepping on the accelerator pedal, the fuel injection quantity cannot be directly controlled, only the throttle opening can be controlled. When the accelerator pedal is depressed, the throttle opening will increase. At this time, the amount of air entering the engine will increase, and ecu will inject more fuel after detecting the increase of air amount, which will increase the engine speed and accelerate the car.

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