Replace Key Fob Batteries

How to Replace the Battery in a 2009 Infiniti FX50 Key Fob

How to Replace the Battery in a 2009 Infiniti FX50 Key Fob

If your Infiniti key fob is no longer unlock doors properly, the cell battery more likely must to be changed. In this case, you will benefit from knowing how to disassembly Infiniti key fob and replace a weak battery yourself. If you choose to do it at home near FX50, follow our guide, but don't forget to check everything you need before you start.

What type battery does 2009 Infiniti FX50 remote key fob take

Prior to open remote key fob make sure that you have all required tools and materials: flat head screwdriver and 1 CR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

Simple steps to change the battery in your car's keyless entry remote

Inside of your remote key fob installed small coin cell battery. Delicately try to open your keyless entry remote with hands or flat head screwdriver. Remove one 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 remote key fob will not work if you connect battery wrong way.

Before assembling keyless entry fob's case, check that all functions works by testing buttons on keyless entry remote.

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. If your keyless entry remote case firmly closed, we done. If not, repeat the last step.

How to change the battery video guide

How To Change An Infiniti Key Fob Battery-Tutorial

Still not working? Buy new one

FAQ

Key fob of Infiniti FX50 use 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, to be sure.

Remote key fob in most of cases do not require 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 2009 Infiniti FX50. Most of car manufacturers think about customers and make a special hole for keyless entry remote open.

The price to replace the battery inside remote key fob can run anywhere $50-600 depending on the make and the service station.

You should change batteries inside key fob of modern cars at least every three or four years. lifespan of battery vary on frequency of use, quality and operating conditions.

If your Infiniti key fob buttons not working, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or fob's battery more than 4 years old, in most cases battery change in key fob needed. Installed battery is weak with a high probability, but if it's not fix problem, keyless entry remote replace or repair needed.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Infiniti Models:

Fob Compatibility:

  1. FCC ID: KR55WK49622
  2. Models: 2009-2013 INFINITI FX50