How to Replace the Battery in a 2003 Mercury Grand Marquis Key Fob
Key fob grant easy access to your auto. When the key fob battery is weak you lose your fob’s ability to control distance opening function. In this post, we demonstrate how to disassembly your remote key fob and change a dead or weak battery yourself. If you decide to do it at home near Grand Marquis, use this guide, but first make sure you have tools and materials required.
What type battery does 2003 Mercury Grand Marquis key fob take
Before beginning disassembly remote key fob be sure that you have all recommended tools and materials: 1xCR2032 battery and flat head screwdriver.- 1xCR2032 battery
- flat head screwdriver
Simple steps to change the battery in your car's keyless entry remote
A tiny button battery installed inside the your keyless entry remote. Carefully try to disassemble your keyless entry remote with pry tools. Remove 1xCR2032 battery with flat head screwdriver.
Get new battery and install it inside fob’s body. Be sure to connect the battery the right way around in a circuit. Your key will not work if you connect battery wrong way.
Before assembling fob’s case, check that everything working fine by testing buttons on circuit board.
At this point squeeze fob’s back cover together. Line your case two halves together and assemble it in place by hands from top to bottom. If your key fob shell firmly closed, we done. If not, repeat the last step.
Key Fob Battery Replacement 2003 Mercury Grand Marquis Video
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Still not working? Buy new one