How to Open Your 2005 Volkswagen Passat Key Fob & Change Battery

How to Open Your 2005 Volkswagen Passat Key Fob & Change Battery

If your auto key fob isn't working properly, the cell battery probably needs to be changed. In this article, we explained how to open your car remote key fob and replace your Volkswagen key battery.

What type battery does 2005 Volkswagen Passat key fob take

Before beginning disassembly remote key fob make sure that you have all required tools and materials: flat head screwdriver and one CR2032 battery.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step instruction

A small button battery installed inside the your remote key fob. Open key before you try to pry apart the keyless entry remote.

Carefully try to pry apart your fob with flat head screwdriver. Change CR2032 battery with flat head screwdriver.

Change old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you place battery wrong way.

After the new battery installed, verify keyless entry remote functionality by pressing buttons. If all functions works, assemble your fob’s case in reverse order.

The last thing to do is put your cover back on fob. Carefully try to assemble the two halves together by hands from top to bottom. If your key fob body firmly closed, we done. If not, repeat the last step.

Video of remote key fob opening

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Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Volkswagen Passat require 1xCR2032 batteries. Price for CR2032 batteries are under $5 depending on the size packaging, type and brand you buy. Take your old battery to the store, to find a proper replacement.

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 key fob battery is easy to do in 2005 Volkswagen Passat. Most of car manufacturers think about customers and make a special hole for remote key fob open.

The cost to change the battery inside remote key fob is in range from $30 to as high as $500 depending on the brand and the service station.

You should replace batteries inside key fob of modern cars at least once in three years. The term of battery vary on their amount of use, operating conditions and quality.

If your Volkswagen need multiple clicks to unlock or lock doors, fob's battery more than 4 years old, has low key battery indicator on dashboard or key fob buttons not working, it's probably battery change in key fob required. Currently installed battery is weak or dead with a high probability, but if it's not fix, fob replace or repair required.
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Fob Compatibility:

  1. FCC ID: NBG 735868 T | NBG92596263
  2. Models: 2002-2005 Volkswagen Passat