Replace Key Fob Batteries

How to Open Your 2009 Toyota Sienna Key Fob and Change Battery

How to Open Your 2009 Toyota Sienna Key Fob and Change Battery

Keyless entry remote allow easy access to your auto. When the key fob battery is discharged you will not to be able lock doors from distance. In this case, you will benefit from knowing how to open Toyota remote key fob and change a dead battery DIY. If you decide to do it at home near Sienna, use this instruction, but don't forget to check everything you need.

What kind of battery remote key fob require

Before beginning open key fob make sure that you have all recommended tools and materials: flat head screwdriver and one CR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

A small coin cell battery installed in the your keyless entry remote. Move the key out of the way if it is in the remote key fob.

Accurately try to open your fob with pry tools. Change one CR2032 battery with flat head screwdriver.

Now it's time to install new battery inside fob’s shell. Be sure to connect the battery the right way around in a circuit. Your key will not work if you put battery wrong way.

Before assembling keyless entry fob's case, make sure that all functions works by pressing buttons on circuit board.

At this point squeeze keyless entry fob's back cover together. Line your case pieces together and assemble it in place by hands from top to bottom. Inspect your key fob body for gaps. If it is not tightly closed try to repeat last step.

Video of key fob opening

▶️How To Change Toyota SIENNA Remote Battery Replacement ( NO TOOLS NEEDED)

Still not working? Buy new one

FAQ

Keyless entry remote of Toyota Sienna use 1xCR2032 batteries. Price for CR2032 batteries are under $4-6 depending on the brand, type and size packaging you buy. Take your old battery to the store, to be sure.

Often, after key fob battery replace, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2009 Toyota Sienna remote key fob yourself. Most difficult part is to open keyless entry fob's case. It's pretty simple with our instruction.

Car service price for replace the battery in remote key fob is from $30 to as high as $500 depending on the car.

You should replace batteries inside key fob of Toyota Sienna at least every 3-4 years. The term of battery differ on usage time, operating conditions and quality. Famous brands cells normally will last longer.

These symptoms will alert you that it's perhaps time to change battery in your Toyota Sienna: multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years, low key battery indicator on dashboard and key fob buttons not working.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Toyota Models:

Fob Compatibility:

  1. FCC ID: GQ43VT20T
  2. Models: 2004-2018 Toyota Sienna