How to Open Your 2007 Infiniti M35 Key Fob and Change Battery

Keyless entry remote grant easy access to your Infiniti. When the key battery is dead you lose your fob’s ability to use distance functions. It's not complicated to change the battery in your keyless entry remote, and it’s easier than you think. Everything you need is explained in this article.
What type battery keyless entry remote use
Changing battery in key fob require flat head screwdriver and one CR2025 battery. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.- flat head screwdriver
- 1xCR2025 battery
Simple steps to replace the battery in your car's remote key fob
Inside of your key fob installed small button cell battery. Gently try to open your remote key fob with flat head screwdriver. Remove 1xCR2025 battery with flat head screwdriver.
Replace old battery with fresh one CR2025. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check position on battery, by "+" mark.
Before assembling keyless entry fob's case, check that all functions works by pressing buttons on remote key fob.
The last thing to do is put your cover back on fob. Accurately try to assemble the two halves in place by hands from top to bottom. Check your key fob shell for gaps. If it is not firmly closed try to repeat last step.
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