How to Replace the Battery in a 2003 Mercedes-Benz G500 Key Fob
Remote key fob grant access to your auto. If the keyless entry remote battery is weak you’ll not to be able open doors from distance. In this post, we explained how to open your car key fob and replace your Mercedes-Benz key battery step by step.
What kind of battery key fob usePrior to disassembly keyless entry remote check all that you need: CR2025 batteries and flat head screwdriver.
- flat head screwdriver
- 2xCR2025 batteries
Simple steps to replace the battery in your car's remote key fob
A small coin cell battery installed inside the your remote key fob. Move the key out of the way if it is in the remote key fob.
Delicately try to open your keyless entry remote with flat head screwdriver. Replace 2 CR2025 batteries with flat head screwdriver.
Get new batteries and install it inside fob’s case. Battery must be installed with the same polarity as was an old. Your key will not work if you mistakenly put battery wrong way.
Before assembling keyless entry fob's case, check that all functions works by testing buttons on key fob.
The last thing to do is put your cover back on fob. Gently try to assemble the two halves together by hands from top to bottom. Inspect your keyless entry remote case for gaps. If it is not tightly closed try to repeat last step.
Key Fob Battery Replacement 2003 Mercedes-Benz G500 Video
Mercedes Benz Key Fob Case Change and Battery Replacement Remote