How to Replace the Battery in a 2015 Acura RDX Key Fob

How to Replace the Battery in a 2015 Acura RDX Key Fob

If your RDX key is not open doors properly, the battery surely needs to be replaced. In this case, we explained how to open your key fob and change a dead or weak battery DIY. If you choose to do it at home near RDX, follow our guide, but don't forget to check all you need.

What size battery does 2015 Acura RDX keyless entry remote take

Before going to open key fob make sure that you have all recommended tools and materials: flat head screwdriver and CR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step guide

A small coin cell battery installed inside the your key fob. Open the key if it is in the key fob.

Carefully try to open your remote key fob with hands or flat head screwdriver. Replace 1xCR2032 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you put battery wrong way.

When the new battery installed, verify remote key fob by pressing buttons. If all functions works, assemble your fob’s body in reverse order.

The last thing to do is put your cover back on fob. Delicately try to assemble the pieces in place by hands from top to bottom. Inspect your remote key fob body for gaps. If it is not firmly closed try to repeat last step.

How to change the battery video instruction

2011 - 2015 Acura RDX Key Fob Battery Change - EASY DIY Replacement

Still not working? Buy new one

Frequently Asked Questions

Key fob of Acura RDX use 1xCR2032 batteries. Most CR2032 batteries are under $6 depending on the type, brand and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

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

Changing your key fob battery is simple to do in 2015 Acura RDX. Most of car manufacturers think about customers and make a special hole for key fob disassembly.

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

Key fob batteries in modern cars should be changed every 3-4 years, also this will vary based on frequency of use and quality. If your key fob shortened signal strength, you should change batteries before it stop working and make trouble for you.

If your Acura fob's battery more than 4 years old, has low key battery indicator on dashboard, signal strength reduced or need multiple clicks to unlock or lock doors, in most cases battery change in remote key fob required. Currently installed battery is weak with a high probability, but if it's not help, key change or repair needed.
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Fob Compatibility:

  1. FCC ID: KR5434760
  2. Models: 2010-2015 Acura RDX