How do you reset anti theft alarm system on 2007 Tundra?

To reset the anti-theft alarm system on a 2007 Toyota Tundra, first ensure that you have the key fob nearby. 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 (typically 5 times) until you hear the alarm system reset. If the alarm continues to trigger, consult the owner's manual for further troubleshooting or consider seeking assistance from a professional mechanic.