How do you reset the alarm system on 2001 tundra?

To reset the alarm system on a 2001 Toyota Tundra, first, ensure that the vehicle is unlocked. Insert the key into the ignition and turn it to the "On" position without starting the engine, then turn it back to "Off." Repeat this process several times (usually about three times) to reset the system. Finally, close the doors and lock and unlock the driver's side door using the key or remote to complete the reset.