How to Open Your 2003 Honda S2000 Key Fob & Change Battery

If your car key is not working well, the battery most likely must to be changed. In this article, we demonstrate how to open your car keyless entry remote and replace a dead or weak battery yourself. If you gonna solve to do it at home near S2000, use this instruction, but first make sure you have tools and materials required before you start.
What kind of battery keyless entry remote use
Before you start to disassembly key fob check all that you need: 1 CR2025 battery, phillips head screwdriver and flat head screwdriver.- 1xCR2025 battery
- flat head screwdriver
- phillips head screwdriver
Step by step instruction
A button cell battery installed inside the your keyless entry remote. Remove screw on the back of the key fob. Flip the remote key fob over and find for at least one fastener holding in the plastic.
Accurately try to pry apart your key with hands or flat head screwdriver. Replace 1xCR2025 battery with flat head screwdriver.
Get new battery and install it in keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you put battery wrong way.
Before assembling keyless entry fob's case, verify that all working properly by testing buttons on circuit board.
The last thing to do is put your cover back on fob. Delicately try to assemble the two halves together by hands from top to bottom. Check your keyless entry remote shell for gaps. If it is not firmly closed try to repeat last step. Screw the back of the key fob.
Video of remote key fob disassembly
How To Replace Honda S2000 Key Fob Battery 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Still not working? Buy new one