How to Replace the Battery in a 2009 Infiniti EX35 Key Fob

How to Replace the Battery in a 2009 Infiniti EX35 Key Fob

If your Infiniti remote key fob isn't working perfectly, the battery probably needs to be changed. In this case, you will benefit from knowing how to disassembly your car remote key fob and replace a dead or weak battery yourself. If you decide to do it at home near EX35, follow our instruction, but first make sure you have everything you need before you start.

What size battery does 2009 Infiniti EX35 keyless entry remote take

Before going to disassembly keyless entry remote check all that you need: flat head screwdriver and 1xCR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

A button cell battery installed in the your keyless entry remote. Accurately try to disassemble your key with pry tools. Remove 1 CR2032 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's case. Battery must be placed with the same polarity as was a previous. Your keyless entry remote will not work if you mistakenly place battery wrong way.

Before assembling fob’s case, make sure that everything working fine by pressing buttons on circuit board.

At this point squeeze keyless entry fob's back cover together. Line your body two halves together and put it together by hands from top to bottom. Check your key body for gaps. If it is not firmly closed try to repeat last step.

How to change the battery video instruction

How To Change An Infiniti Key Fob Battery-Tutorial

Still not working? Buy new one

FAQ

Keyless entry remote of Infiniti EX35 use 1xCR2032 batteries. Price for CR2032 batteries are under $4-6 depending on the size packaging, brand and type you buy. Take your old battery to the store, with you to find a proper replacement.

Usually, after remote key fob battery replace, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2009 Infiniti EX35 keyless entry remote yourself. Most hard part is to open fob’s case. It's pretty easy with our step by step guide.

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

You should change batteries inside remote key fob of Infiniti EX35 at least once in 4 years. The lifetime of battery vary on frequency of use, operating conditions and quality. Famous brands cells normally will last longer.

These symptoms will warning you that it's probably time to replace battery in your Infiniti EX35: signal strength reduced, key fob buttons not working, multiple clicks to unlock or lock doors required and low key battery indicator on dashboard.
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Other Infiniti Models:

Fob Compatibility:

  1. FCC ID: KR55WK49622
  2. Models: 2008-2010 INFINITI EX35