How to Replace the Battery in a 2015 Subaru CrossTrek Key Fob

How to Replace the Battery in a 2015 Subaru CrossTrek Key Fob

Remote key fob grant easy access to your auto. If the key fob battery is dead you lose your fob’s ability to control distance functions. Below, we walks you through how to disassembly your remote key fob and change your Subaru key battery.

What is the battery key fob require

Don't forget before disassembly key fob check all that you need: CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

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

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

Accurately try to pry apart your keyless entry remote with hands or flat head screwdriver. Remove 1 CR2032 battery with flat head screwdriver.

Replace old battery with fresh one CR2032. Battery must be placed with the same position as was an old. Your remote key fob will not work if you mistakenly put battery wrong way.

Before assembling fob’s case, check that all functions works by testing buttons on key fob.

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. Check your keyless entry remote body for gaps. If it is not tightly closed try to repeat last step.

Video of remote key fob disassembly

How To Replace Subaru Key Fob Battery DIY 2014 2015 2016 2017 2018 2019 2020

Still not working? Buy new one

Frequently Asked Questions

Key fob of Subaru CrossTrek require 1xCR2032 batteries. Price for CR2032 batteries are under $4 build upon the size packaging, type and brand you buy. You can take old battery to the store, to be sure.

Often, 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.

Replacing your keyless entry remote battery is easy to do in 2015 Subaru CrossTrek. Most of car manufacturers think of the clients and make a special hole for key fob disassembly.

The price to replace the battery inside keyless entry remote can run anywhere $50-600 depending on the make and the service pricing.

You should change batteries inside key fob of Subaru CrossTrek at least every three years. lifespan of battery differ on their amount of use, operating conditions and quality.

If your Subaru has low key battery indicator on dashboard, fob's battery more than 4 years old, signal strength reduced or need multiple clicks to unlock or lock doors, in most cases battery replace inside remote key fob required. Installed battery is weak or dead with a high probability, but if it's not help, fob change or repair needed.
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Fob Compatibility:

  2. Models: 2015-2018 Subaru Crosstrek