How To Change Battery In 2011 Ford Fiesta Key Fob. Pry Apart Fob From Key. To change the battery in this Ford key you will need a CR2032 battery.

Took my red candy 11 hatch for an oil change. The most important thing is to buy a good key battery. Just got the warning screen in my Fiesta this afternoon - a little more than 2 years of use on that battery.
Grab a screwdriver or something that can fit into the groove on the back of the key fob and it will break the fob loose from the key.
Keyless Entry Remote Inc. In the end you may need to be standing right next to the car for it to work. Heres a DIY video on how to replace the battery in your 2015 - 2019 Ford Fiesta key fob keyless entry remotePART CWTWB1U793 - Order Here. Within 20 seconds press any button on first keyless remote.
