2006 BMW 5-Series Key Fob Battery Replacement Guide

2006 BMW 5-Series Key Fob Battery Replacement Guide

If your 5-Series keyless entry remote is not open doors correct, the battery most likely needs to be changed. Below, we explained how to open your key fob and change your BMW key battery step by step.

What is the battery key fob require

Before going to disassembly remote key fob check all that you need: box cutter, flat head screwdriver, one CR2032 battery and glue for plastics.
  • razor knife
  • 1xCR2032 battery
  • flat head screwdriver
  • glue

Step by step instruction

A coin cell battery installed inside the your remote key fob. Remove any internal key before you try to pry apart the keyless entry remote. To open this keyless entry remote you need scoring the edges with razor blade knife first.

Gently try to pry apart your key with pry tools. Replace CR2032 battery with flat head screwdriver.

Change old battery with new one CR2032. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

When the new battery installed, verify keyless entry remote by pressing buttons. If everything is functioning, 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 put it in place by hands from top to bottom. Inspect your key body for gaps. If it is not firmly closed try to repeat last step. Glue the back of the remote key fob.

Video of key disassembly

2007 - 2010 BMW 5 Series Key Battery Replacement E60 Non-Comfort Access Fob Remote

Still not working? Buy new one


Keyless entry remote of BMW 5-Series require 1xCR2032 batteries. Price for CR2032 batteries are under $4 build upon the brand, type and size packaging you buy. Take your old battery to the store, with you to find a proper replacement.

Often, after keyless entry remote battery change, you do not need to reprogram. Don't be scare of this procedure, because often it's described in user's manual.

Changing your key fob battery is easy to do in 2006 BMW 5-Series. Most of car manufacturers think about clients and make a special hole for key fob disassembly.

The price to change the battery in key fob can run anywhere $50-600 depending on the car and the service station.

Key fob batteries in BMW 5-Series should be changed every three or four years, but this will differ based on their amount of use and build quality. If your remote key fob decreased signal strength, you should change batteries before it stop close doors and make problems for you.

These symptoms will alert you that it's possible time to replace battery in your 2006 BMW 5-Series: key fob buttons not working, multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years and signal strength reduced.
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Fob Compatibility:

  1. FCC ID: KR55WK49147
  2. Models: 2004-2010 BMW 5-Series