What happened to the frustration of X80 automatic gas valve?

Check whether the throttle is clean and clean it regularly. Check the ignition system.

Check whether the gearbox works normally, and change the automatic gearbox oil of the model recommended by the manufacturer regularly or by kilometers.

Replace the transmission oil filter and check the solenoid valve (if worn, replace it).

Do the above points, and the symptoms of the car will improve or disappear.