How to Replace the Battery in a 2005 Jaguar XJ8 Key Fob

How to Replace the Battery in a 2005 Jaguar XJ8 Key Fob

If your Jaguar remote key fob is not working correct, the cell battery surely needs to be replaced. In this article, we explained how to disassembly your key fob and change a weak or dead battery DIY. If you choose to do it at home near XJ8, use this guide, but first make sure you have everything you need before you start.

What kind of battery remote key fob use

Don't forget before disassembly keyless entry remote be sure that you have all required tools and materials: one CR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step guide

Inside of your keyless entry remote installed tiny button cell battery. Open the key if it is in the keyless entry remote.

Gently try to pry apart your keyless entry remote with hands or flat head screwdriver. Change one CR2032 battery with flat head screwdriver.

Get new battery and install it inside keyless entry fob's body. Battery must be placed with the same position as was an old. Your key fob will not work if you by mistake put battery wrong way.

Before assembling keyless entry fob's case, check that all working good by pressing buttons on keyless entry remote.

The last thing to do is put your cover back on fob. Carefully try to put the two halves together by hands from top to bottom. Check your fob shell for gaps. If it is not firmly closed try to repeat last step.

Video of remote key fob disassembly

DIY: Jaguar Key Fob Battery Replacement

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Jaguar XJ8 require 1xCR2032 batteries. Price for CR2032 batteries are under $4 build upon the type, size packaging and brand you buy. Take your old battery to the store, to find a proper replacement.

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

Yes, you can change battery in your 2005 Jaguar XJ8 key yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty simple with our guide.

The cost to change the battery in key fob is from $30 to as high as $500 depending on the make and the service pricing.

Keyless entry remote batteries in Jaguar XJ8 should be replaced once in three or four years, although this will vary based on frequency 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.

These signs will alert you that it's possible time to change battery in your 2005 Jaguar XJ8: multiple clicks to unlock or lock doors required, key fob buttons not working, low key battery indicator on dashboard and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: NHVWB1U241 | CWTWB1U243
  2. Models: 2004-2009 Jaguar XJ8