In the remote on your key chain, Yes. Just remove the key ring from the remote, and use a dime to 'jimmy' the case apart. I'm not sure what size battery, just buy one that matches after you get it open.
Note: It should say that in the manual (It's where I got the info).
burn out the fuses
Actually , the keyless entry pad on the drivers door does not have a battery inside The remotes take a battery or 2
2000 Ford Taurus keyless entry does notwork what could be wrong?
Ford Taurus
Remove the old follow same routing to replace with new
How do you change the water pump in a 2002 ford Taurus
36R
12v
48R-3
how do you change the front motor mount on a pice of crap 90 Ford Taurus
The module for keyless entry on a 2000 Ford Taurus is located under the driver side dashboard. It is a small box that controls all the functions of the alarm system.
Go to a auto parts store and purchase the Ford Taurus auto manual and it will show you how tom do it correctly. Make sure you disconnect the battery cables first before you begin the job.