How to Open Your 2009 Subaru Forester Key Fob & Change Battery

If your car keyless entry remote is no longer working properly, the battery probably must to be replaced. Below, we outlined how to open your car keyless entry remote and replace your Subaru key battery step by step.
What type battery does 2009 Subaru Forester remote key fob take
Before going to disassembly keyless entry remote check all that you need: flat head screwdriver and one CR2025 battery.- flat head screwdriver
- 1xCR2025 battery
Simple steps to change the battery in your Forester's key fob
A tiny coin battery installed inside the your key fob. Gently try to pry apart your remote key fob with flat head screwdriver. Replace 1xCR2025 battery with flat head screwdriver.
Now it's time to install new battery in keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you connect battery wrong way.
Before assembling fob’s case, check that all working good by testing buttons on circuit board.
At this point squeeze fob’s back cover together. Line your case pieces together and assemble it in place by hands from top to bottom. Inspect your remote key fob body for gaps. If it is not tightly closed try to repeat last step.
Video of remote key fob opening
How To Replace A 2005 - 2010 Subaru Forester Key Fob Battery FCC ID NHVWB1U711
Still not working? Buy new one