How to Open Your 2004 Infiniti Q45 Key Fob and Change Battery
If your Q45 key fob is no longer working well, the cell battery most likely must to be changed. In this post, we walks you through how to disassembly your car key fob and replace your Infiniti key battery step by step.
What is the battery keyless entry remote useBefore beginning open remote key fob be sure that you have all recommended tools and materials: one CR2025 battery and flat head screwdriver.
- flat head screwdriver
- 1xCR2025 battery
Simple steps to replace the battery in your Q45's key fob
Inside of your keyless entry remote installed coin battery. Accurately try to open your keyless entry remote with pry tools. Replace 1xCR2025 battery with flat head screwdriver.
Change old battery with new one CR2025. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.
Before assembling keyless entry fob's case, check that all is functioning by pressing buttons on remote key fob.
The last thing to do is put your cover back on fob. Carefully try to put the two halves in place by hands from top to bottom. If your key fob shell tightly closed, we done. If not, repeat the last step.
Video of keyless entry remote disassembly
Infinity Q45 / M45 Key Fob Battery Replacement - EASY DIY