Dispose of old battery in accordance with local regulations.
Install a new battery (Panasonic® 2032 or equivalent) with the positive (+) side down.
Verify the button rubber is fully seated.
Close the case by aligning the two halves and snap together.
While standing next to the motorcycle, press and hold the key fob button for 10-15 seconds until the security system responds with two turn signal flashes/siren chirps.