What happened to Yamaha's automatic refueling door?

The automatic refueling door is generally caused by the throttle or throttle line and the throttle handle being stuck and not returning. Others, such as slight air leakage, improper carburetor mixing ratio, air door problems, etc., will also cause temporary automatic refueling door.

Yamaha (Shan Ye Yamaha) brand was founded in Japanese Qianqiao on 1887. Yamaha's products range from keyboard instruments such as piano, electronic organ and synthesizer, wind instruments such as brass and woodwind, stringed instruments such as violin and cello, and all percussion instruments to the most advanced professional audio equipment.

At the same time, Yamaha is a comprehensive international group engaged in music popularization, network products, sporting goods, kitchen and bathroom products, engines, mounters and other products.