How to Replace the Battery in a 2012 Toyota Sienna Key Fob
Remote key fob grant access to your car. If the key fob battery is dead you lose your fob’s ability to control remote functions. In this post, we demonstrate how to disassembly Toyota keyless entry remote and replace a weak or dead battery yourself. If you gonna solve to do it at home near Sienna, follow our instruction, but first make sure you have everything you need before you start.
What type battery does 2012 Toyota Sienna keyless entry remote take
Before beginning disassembly keyless entry remote make sure that you have all recommended tools and materials: 1 CR2032 battery and flat head screwdriver.- flat head screwdriver
- 1xCR2032 battery
Simple steps to change the battery in your Sienna's remote key fob
A tiny button cell battery installed in the your remote key fob. Remove any internal key before you try to pry apart the keyless entry remote.
Delicately try to pry apart your fob with hands or flat head screwdriver. Change 1 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 key fob will not work if you connect battery wrong way.
When the new battery installed, verify key fob functionality by pressing buttons. If all functions works, assemble your fob’s shell in reverse order.
At this point squeeze fob’s back cover together. Line your shell two halves together and put it in place by hands from top to bottom. Check your fob shell for gaps. If it is not firmly closed try to repeat last step.
Key Fob Battery Replacement 2012 Toyota Sienna Video
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Still not working? Buy new one