How to Replace the Battery in a 2008 Scion xB Key Fob

How to Replace the Battery in a 2008 Scion xB Key Fob

If your Scion keyless entry remote is not unlock doors perfectly, the cell battery surely must to be replaced. Below, we are going to tell you how to open Scion key fob and replace a dead or weak battery yourself. If you choose to do it at home near xB, use this guide, but first make sure you have everything you need.

What type battery does 2008 Scion xB remote key fob take

Replacing battery in keyless entry remote require CR2016 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.
  • flat head screwdriver
  • 1xCR2016 battery

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

A coin cell battery installed inside the your keyless entry remote. Delicately try to pry apart your fob with flat head screwdriver. Remove 1 CR2016 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's shell. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

Before assembling fob’s case, check that all working fine by pressing buttons on key fob.

The last thing to do is put your cover back on fob. Gently try to put the pieces together by hands from top to bottom. If your fob shell firmly closed, we done. If not, repeat the last step.

Video of remote key fob opening

How to Replace TOYOTA / SCION Key Fob Battery | EASY!

Still not working? Buy new one


Key fob of Scion xB use 1xCR2016 batteries. Most CR2016 batteries are under $4-6 build upon the brand, size packaging and type you buy. You can take old battery to the store, with you to find a proper replacement.

Key fob in most of cases reprogramming not required after battery change. If your keyless entry remote not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Yes, you can replace battery in your 2008 Scion xB keyless entry remote yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty simple with our step by step guide.

The price to change the battery in remote key fob is in range $50-600 depending on the car and the service station.

Key fob batteries in Scion xB should be replaced every 3-4 years, although this will vary based on usage and battery quality. If your key fob decreased signal strength, you should change batteries before it stop open doors and make problems for you.

If your auto key fob buttons not working, fob's battery more than 4 years old, has low key battery indicator on dashboard or need multiple clicks to unlock or lock doors, it's probably battery change inside keyless entry remote needed. Current battery is dead with a high probability, but if it's not help to fix issues, remote key fob replace or repair required.
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Other Scion Models:

Fob Compatibility:

  2. Models: 2008-2013 Scion xB