2021 Toyota Tundra Key Fob Battery
CR2016 replacement battery for your 2021 Toyota Tundra key fob. Without Smart Key
Compatibility notes
Without Smart Key
Vehicle
2021 Toyota Tundra
Battery size
CR2016
Voltage
3V
From
$9.99 USD
Opens the full product page with checkout options for your vehicle.
2021 Toyota Tundra key fob battery FAQ
What battery does a 2021 Toyota Tundra key fob use?
Most 2021 Toyota Tundra key fobs use a CR2016 3V lithium coin-cell battery. Without Smart Key
How do I change the battery in my 2021 Toyota Tundra key fob?
Open the key fob along the seam with a small flat-head screwdriver or coin, remove the old CR2016 battery (note which side faces up), insert the new cell the same way, and snap the fob closed. See our step-by-step guide for photos and safety tips. View our full replacement guide for step-by-step photos and safety tips.
