How to Open Your 2012 BMW 5-Series Key Fob and Change Battery

How to Open Your 2012 BMW 5-Series Key Fob and Change Battery

Keyless entry remote grant easy access to your car. When the key battery is discharged you not to be able open doors from distance. In this post, we are going to tell you how to open BMW key fob and replace a weak or dead battery yourself. If you choose to do it at home near 5-Series, follow our guide, but don't forget to check everything you need before you start.

What type battery does 2012 BMW 5-Series key fob take

Don't forget before open keyless entry remote check all that you need: flat head screwdriver and 1xCR2450 battery.
  • flat head screwdriver
  • 1xCR2450 battery

Step by step instruction

Inside of your keyless entry remote installed small button cell battery. Move the key out of the way if it is in the keyless entry remote.

Accurately try to open your remote key fob with hands or flat head screwdriver. Change one CR2450 battery with flat head screwdriver.

Replace old battery with fresh one CR2450. Battery must be placed with the same polarity as was an old. Your keyless entry remote will not work if you mistakenly put battery wrong way.

Before assembling keyless entry fob's case, make sure that everything working good by testing buttons on key fob.

The last thing to do is put your cover back on fob. Accurately try to put the pieces together by hands from top to bottom. If your keyless entry remote shell tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2012 BMW 5-Series Video

2011 - 2017 BMW 5 Series Key Battery Replacement E60 Fob Remote

Still not working? Buy new one

FAQ

Remote key fob of BMW 5-Series use 1xCR2450 batteries. Most CR2450 batteries are under $4 build upon the size packaging, type and brand you buy. You can take old battery to the store, with you to find a proper replacement.

Keyless entry remote in most of cases do not need to be reprogrammed after battery change. If your keyless entry remote not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your keyless entry remote battery is simple to do in 2012 BMW 5-Series. Most of car manufacturers think of the customers and make a special hole for remote key fob disassembly.

Dealer service price for change the battery in remote key fob is $50-600 depending on the brand.

You should replace batteries inside key fob of modern cars at least every three or four years. The lifetime of battery vary on usage time, operating conditions and quality. Lithium cells normally will last longer.

If your car signal strength reduced, has low key battery indicator on dashboard, fob's battery more than 4 years old or key fob buttons not working, it's probably battery replace inside keyless entry remote required. Installed battery is dead with a high probability, but if it's not help to fix issues, key fob replace or repair needed.
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Fob Compatibility:

  1. FCC ID: YGOHUF5662
  2. Models: 2009-2014 BMW 5-Series