How to Replace the Battery in a 2013 Toyota Prius Key Fob

How to Replace the Battery in a 2013 Toyota Prius Key Fob

If your Prius key is not working well, the cell battery more likely needs to be replaced. In this article, we described how to open your remote key fob and change your Toyota key battery.

What kind of battery key fob use

Before going to open keyless entry remote be sure that you have all required tools and materials: flat head screwdriver and CR1632 battery.
  • flat head screwdriver
  • 1xCR1632 battery

Simple steps to replace the battery in your Prius's remote key fob

Inside of your key fob installed button cell battery. Remove any internal key before you try to pry apart the keyless entry remote.

Gently try to disassemble your remote key fob with pry tools. Change 1 CR1632 battery with flat head screwdriver.

Get new battery and install it inside fob’s case. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you put battery wrong way.

When the new battery installed, verify key fob by pressing buttons. If everything is functioning, assemble your keyless entry fob's body in reverse order.

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

How to replace the battery video guide

How to Prius Smart Key, Battery Replacement Tutorial on 2010-2015

Still not working? Buy new one


Remote key fob of Toyota Prius use 1xCR1632 batteries. Price for CR1632 batteries are under $6 depending on the type, size packaging and brand you buy. You can take old battery to the store, to find a proper replacement.

Usually, after keyless entry remote battery change, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can replace battery in your 2013 Toyota Prius key yourself. Most hard part is to open fob’s case. It's pretty easy with our instruction.

The price to change the battery in fob can run anywhere $50-600 depending on the brand and the service station.

Keyless entry remote batteries in Toyota Prius should be changed every three or four years, although this will differ based on their amount of use and quality. If your remote key fob decreased signal strength, you should replace batteries before it stop working and make trouble for you.

If your car signal strength reduced, has low key battery indicator on dashboard, fob's battery more than 4 years old or key fob buttons not working, in most cases battery change in remote key fob required. Currently installed battery is discharged with a high probability, but if it's not help to fix issues, key replace or repair needed.
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Fob Compatibility:

  2. Models: 2010-2015 Toyota Prius