How to Replace the Battery in a 2001 Subaru Legacy Key Fob

How to Replace the Battery in a 2001 Subaru Legacy Key Fob

Keyless entry remote allow access to your car. Once the remote key fob battery is dead or weak you’ll lose your fob’s ability to control distance opening function. It's not complicated to replace the battery in your keyless entry remote, and it’s easier than you think. All you need is outlined in this article.

What size battery does 2001 Subaru Legacy key fob take

Changing battery in remote key fob require 1 CR2025 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.
  • 1xCR2025 battery
  • flat head screwdriver

Step by step guide

Inside of your remote key fob installed coin cell battery. Delicately try to open your key fob with flat head screwdriver. Replace one CR2025 battery with flat head screwdriver.

Change old battery with fresh one CR2025. Battery must be installed with the same position as was a previous. Your key fob will not work if you by mistake place battery wrong way.

When the new battery installed, verify remote key fob functionality by pressing buttons. If all functions works, 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 assemble it in place by hands from top to bottom. Check your fob case for gaps. If it is not tightly closed try to repeat last step.

How to replace the battery video guide

How To Replace Subaru Legacy Key Fob Battery 1999 2000 2001 2002 2003 2004

Still not working? Buy new one


Keyless entry remote of Subaru Legacy require 1xCR2025 batteries. Price for CR2025 batteries are under $5 build upon the type, size packaging and brand you buy. You can take old battery to the store, to be sure.

Key fob in most of cases reprogramming not needed after battery replace. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Replacing your remote key fob battery is easy to do in 2001 Subaru Legacy. Most of car manufacturers think about clients and make a special hole for keyless entry remote disassembly.

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

Key fob batteries in Subaru Legacy should be changed once in three years, also this will differ based on their amount of use and build quality. If your keyless entry remote reduced signal strength, you should change batteries before it stop close doors and make problems for you.

These symptoms will warn you that it's possible time to change battery in your Subaru Legacy: you didn't change battery more than 4 years, multiple clicks to unlock or lock doors required, signal strength reduced and key fob buttons not working.
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Fob Compatibility:

  1. FCC ID: NHVWB1U711
  2. Models: 1999-2009 Subaru Legacy