How to Open Your 1999 Infiniti QX4 Key Fob and Change Battery

How to Open Your 1999 Infiniti QX4 Key Fob and Change Battery

Key fob grant easy access to your Infiniti. If the remote key fob battery is dead or weak you will not to be able close car remotely. Below, we explained how to open your car remote key fob and replace your Infiniti key battery step by step.

What is the battery remote key fob require

Before starting disassembly remote key fob be sure that you have all recommended tools and materials: flat head screwdriver and 1 CR2025 battery.
  • 1xCR2025 battery
  • flat head screwdriver

Simple steps to replace the battery in your QX4's remote key fob

Inside of your keyless entry remote installed button cell battery. Delicately try to pry apart your keyless entry remote with pry tools. Replace one CR2025 battery with flat head screwdriver.

Change old battery with new one CR2025. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you connect battery wrong way.

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

At this point squeeze keyless entry fob's back cover together. Line your case two halves together and put it in place by hands from top to bottom. If your keyless entry remote case firmly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 1999 Infiniti QX4 Video

How To Replace Infiniti QX4 Key Fob Battery 1997 1998 1999

Still not working? Buy new one


Key fob of Infiniti QX4 use 1xCR2025 batteries. Most CR2025 batteries are under $5 depending on the type, brand and size packaging you buy. You can take old battery to the store, to be sure.

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.

Replacing your keyless entry remote battery is easy to do in 1999 Infiniti QX4. Most of car manufacturers think about customers and make a special hole for remote key fob disassembly.

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

You should change batteries inside remote key fob of modern cars at least every 3-4 years. The lifetime of battery differ on frequency of use, operating conditions and quality. Lithium cells normally will last longer.

These signs will warning you that it's probably time to replace battery in your Infiniti QX4: multiple clicks to unlock or lock doors required, low key battery indicator on dashboard, signal strength reduced and you didn't change battery more than 4 years.
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Other Infiniti Models:

Fob Compatibility:

  2. Models: 1999-2000 Infiniti QX4