How to Replace the Battery in a 2006 Mercedes-Benz C280 Key Fob
Key fob grant access to your C280. Once the keyless entry remote battery is discharged you’ll lose your fob’s ability to control distance opening function. In this post, you will benefit from knowing how to open your car key fob and change a dead battery yourself. If you decide to do it at home near C280, use this guide, but don't forget to check tools and materials required before you start.
What kind of battery remote key fob useChanging batteries in remote key fob require flat head screwdriver and two CR2025 batteries. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
- flat head screwdriver
- 2xCR2025 batteries
Step by step guide
A coin cell battery installed in the your key fob. Move the key out of the way if it is in the keyless entry remote.
Delicately try to pry apart your fob with flat head screwdriver. Replace CR2025 batteries with flat head screwdriver.
Change old batteries with fresh one CR2025. Battery must be placed with the same polarity as was an old. Your keyless entry remote will not work if you mistakenly place battery wrong way.
Before assembling keyless entry fob's case, check that all functions works by testing buttons on circuit board.
At this point squeeze keyless entry fob's back cover together. Line your body pieces together and put it together by hands from top to bottom. If your fob case tightly closed, we done. If not, repeat the last step.
How to replace the battery video instruction
SOLVED - Mercedes Benz Keyfob Battery Replacement | Smart Key Fob Dead Batteries