How to Open Your 2011 Ford E-350 Key Fob & Change Battery

If your auto key is no longer working well, the battery most likely must to be replaced. In this case, we are going to tell you how to disassembly Ford remote key fob and replace a dead or weak battery DIY. If you choose to do it at home near E-350, follow our guide, but first make sure you have all you need before you start.
What type battery key fob use
Before going to open key fob check all that you need: flat head screwdriver and one CR2032 battery.- flat head screwdriver
- 1xCR2032 battery
Step by step instruction
A button cell battery installed inside the your remote key fob. Gently try to open your fob with flat head screwdriver. Remove 1 CR2032 battery with flat head screwdriver.
Change old battery with fresh one CR2032. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check position on battery, by "+" mark.
When the new battery installed, check key fob by pressing buttons. If everything is functioning, assemble your keyless entry fob's case in reverse order.
The last thing to do is put your cover back on fob. Accurately try to put the pieces in place by hands from top to bottom. Check your key fob case for gaps. If it is not firmly closed try to repeat last step.
Video of key disassembly
How To Replace Ford E 350 Key Fob Battery 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
Still not working? Buy new one