Here are some common locations for the VIN on Yamaha waverunners:
1. On the left side of the ignition switch bracket. The VIN may be stamped into the metal of the bracket, or it may be attached with a sticker.
2. On the hull of the waverunner, near the stern. The VIN may be stamped into the hull, or it may be attached with a sticker.
3. In the glove box or storage compartment. The VIN may be stamped on a metal plate or sticker inside the glove box or storage compartment.
4. In the engine compartment. The VIN may be stamped on the engine block or valve cover.
If you are unable to locate the VIN on your Yamaha waverunner, you can contact a Yamaha dealer for assistance. They will be able to provide you with the location of the VIN on your specific model of waverunner.