Yamaha R1 2023 Fuel tank breather hose and overflow hose

 For U49 models

1. Fuel tank overflow hose
2. Fuel tank breather hose
3. White mark

The breather hose prevents a vacuum condition from forming within the fuel tank.

The overflow hose drains excess gasoline and directs it safely away from the vehicle.

Before operating the vehicle:

• check each hose connection.
• check each hose for damage.
• confirm the end of each hose is not blocked.
• confirm each hose is positioned as shown.