How to reset the throttle cleaning in changan cs35?

Turn the key to the second gear, then wait for 20 seconds, then press the accelerator to the bottom 10 second, release the accelerator, turn off the ignition switch and pull out the key, and the reset is complete. It should be noted that after the reset is completed, it is necessary to wait for 15-20 seconds, and then light the fire to see whether the refueling is normal and whether the engine fault light goes out.