How to remove the air return pipe of scooter?

1. First, remove the fuel rail, throttle, lower engine guard and dipstick of the scooter, and unplug several hoses and plugs.

2. Secondly, remove the eight bolts of the scooter, shine them with a small flashlight, and put your eyes on the side of the intake manifold to peek.

3. Finally, remove a bolt under the accelerator of the scooter, separate some gaps in the manifold, remove a bolt with a wrench, and pull out the fixing clip that clamps the exhaust pipe with glue.