How to Open Your 2017 Toyota Sienna Key Fob & Change Battery

How to Open Your 2017 Toyota Sienna Key Fob & Change Battery

If your Toyota remote key fob isn't working well, the battery surely needs to be changed. It's not complicated to replace the battery in your key fob with our guide. All tools, that you need is explained below.

What is the battery remote key fob use

Replacing battery in key fob require 1 CR1632 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
  • flat head screwdriver
  • 1xCR1632 battery

Step by step guide

Inside of your remote key fob installed button cell battery. Move the key out of the way if it is in the remote key fob.

Carefully try to open your remote key fob with flat head screwdriver. Change CR1632 battery with flat head screwdriver.

Now it's time to install new battery in keyless entry fob's shell. Battery must be installed with the same polarity as was an old. Your remote key fob will not work if you mistakenly place battery wrong way.

When the new battery installed, verify key fob functionality by pressing buttons. If everything working fine, assemble your fob’s body in reverse order.

At this point squeeze fob’s back cover together. Line your shell pieces together and assemble it together by hands from top to bottom. If your remote key fob case tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2017 Toyota Sienna Video

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Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Toyota Sienna require 1xCR1632 batteries. Most CR1632 batteries are under $5 depending on the type, size packaging and brand you buy. You can take old battery to the store, to be sure.

Remote key fob in most of cases do not need to be reprogrammed after battery replace. If your remote key fob not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Yes, you can change battery in your 2017 Toyota Sienna key fob yourself. Most hard part is to disassembly fob’s case. It's pretty simple with our guide.

Dealer service pricing for replace the battery in key is $50-600 depending on the brand.

You should change batteries inside remote key fob of modern cars at least once in 3-4 years. lifespan of battery vary on their amount of use, operating conditions and quality. Famous brands cells usually will last longer.

If your Toyota signal strength reduced, need multiple clicks to unlock or lock doors, key fob buttons not working or fob's battery more than 4 years old, in most cases battery change in key fob required. Installed battery is dead with a high probability, but if it's not help, key fob change or repair required.
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Fob Compatibility:

  2. Models: 2011-2020 Toyota Sienna