2003 Jaguar XJ8 Key Fob Battery Replacement Instructions

2003 Jaguar XJ8 Key Fob Battery Replacement Instructions

Key fob allow access to your auto. If the key fob battery is weak you not to be able close doors remotely. In this case, you will benefit from knowing how to disassembly your key fob and replace a weak or dead battery DIY. If you choose to do it at home near XJ8, follow our instruction, but first make sure you have tools and materials required before you start.

What kind of battery remote key fob require

Changing battery in key fob require one CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

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

Gently try to pry apart your key fob with pry tools. Replace 1xCR2032 battery with flat head screwdriver.

Replace old battery with new one CR2032. 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, make sure that all functions works by pressing buttons on remote key fob.

The last thing to do is put your cover back on fob. Accurately try to assemble the two halves together by hands from top to bottom. Inspect your keyless entry remote case for gaps. If it is not firmly closed try to repeat last step.

How to replace the battery video guide

DIY: Jaguar Key Fob Battery Replacement

Still not working? Buy new one

FAQ

Remote key fob of Jaguar XJ8 require 1xCR2032 batteries. Most CR2032 batteries are under $4 depending on the size packaging, brand and type you buy. You can take old battery to the store, with you to find a proper replacement.

Usually, after keyless entry remote battery replace, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2003 Jaguar XJ8 remote key fob yourself. Most difficult part is to open fob’s case. It's pretty simple with our guide.

Dealer service cost for change the battery in key is from 50 to 600 dollars depending on the make.

You should replace batteries inside remote key fob of modern cars at least every 3-4 years. lifespan of battery differ on frequency of use, operating conditions and quality. Lithium cells usually will last longer.

These symptoms will warn you that it's possible time to replace battery in your 2003 Jaguar XJ8: signal strength reduced, key fob buttons not working, you didn't change battery more than 4 years and multiple clicks to unlock or lock doors required.
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Other Jaguar Models:

Fob Compatibility:

  1. FCC ID: CWTWB1U322
  2. Models: 2001-2003 Jaguar XJ8