How to Replace the Battery in a 2004 Dodge Ram Key Fob

If your Dodge key is no longer unlock doors correct, the cell battery likely needs to be replaced. Yes, it is possible to replace the battery in your keyless entry remote, and it’s easier than you think. Everything you need is explained in this post.
What size battery does 2004 Dodge Ram key fob required
Before going to open remote key fob check all that you need: CR2016 batteries and flat head screwdriver.- flat head screwdriver
- 2xCR2016 batteries
Step by step guide
Inside of your key fob installed tiny coin battery. Delicately try to pry apart your remote key fob with flat head screwdriver. Remove two CR2016 batteries with flat head screwdriver.
Replace old batteries with fresh one CR2016. 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.
Before assembling keyless entry fob's case, check that all functions works by testing buttons on key fob.
At this point squeeze fob’s back cover together. Line your shell two halves together and put it together by hands from top to bottom. If your fob case firmly closed, we done. If not, repeat the last step.
How to replace the battery video instruction
DIY: Dodge Keyless Remote Battery Replacement & Disassembly
Still not working? Buy new one