How to Open Your 2003 Volkswagen Jetta Key Fob & Change Battery
If your Jetta key is no longer unlock doors perfectly, the cell battery probably must to be changed. It's not difficult to replace the battery in your key fob, and it’s easier than you think. All you need is explained in this post.
What kind of battery key fob useReplacing battery in keyless entry remote require flat head screwdriver and one CR2032 battery. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.
- 1xCR2032 battery
- flat head screwdriver
Simple steps to change the battery in your car's keyless entry remote
Inside of your keyless entry remote installed tiny button cell battery. Open key first, and then try to pry apart the keyless entry remote.
Accurately try to pry apart your key with hands or flat head screwdriver. Change one CR2032 battery with flat head screwdriver.
Change old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you connect battery wrong way.
Before assembling fob’s case, check that everything is functioning by testing buttons on circuit board.
At this point squeeze fob’s back cover together. Line your shell two halves together and assemble it together by hands from top to bottom. Inspect your keyless entry remote shell for gaps. If it is not tightly closed try to repeat last step.
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