Replace Key Fob Batteries

How to Open Your 1998 Infiniti Q45 Key Fob and Change Battery

How to Open Your 1998 Infiniti Q45 Key Fob and Change Battery

If your Infiniti keyless entry remote is not open doors well, the cell battery probably must to be changed. Below, we demonstrate how to disassembly your car key fob and change a weak battery yourself. If you choose to do it at home near Q45, follow our guide, but don't forget to check tools and materials required.

What is the battery remote key fob use

Before going to disassembly keyless entry remote make sure that you have all recommended tools and materials: flat head screwdriver and one CR2025 battery.
  • 1xCR2025 battery
  • flat head screwdriver

Simple steps to replace the battery in your Q45's keyless entry remote

A small coin cell battery installed in the your remote key fob. Delicately try to disassemble your key fob with flat head screwdriver. Remove CR2025 battery with flat head screwdriver.

Get new battery and install it inside keyless entry fob's shell. Battery must be placed with the same polarity as was a previous. Your key will not work if you mistakenly put battery wrong way.

Before assembling fob’s case, check that all working properly by testing buttons on remote key fob.

The last thing to do is put your cover back on fob. Delicately try to put the pieces together by hands from top to bottom. Check your key fob body for gaps. If it is not tightly closed try to repeat last step.

Video of remote key fob disassembly

How To Replace Infiniti Q45 Key Fob Battery 1997 1998 1999 2000 2001

Still not working? Buy new one

FAQ

Keyless entry remote of Infiniti Q45 use 1xCR2025 batteries. Most CR2025 batteries are under $4 build upon the size packaging, type and brand you buy. Take your old battery to the store, to find a proper replacement.

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

Yes, you can replace battery in your 1998 Infiniti Q45 keyless entry remote yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty simple with our guide.

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

You should replace batteries inside key fob of Infiniti Q45 at least every four years. The lifetime of battery differ on usage time, operating conditions and quality. Lithium cells usually will last longer.

These symptoms will warn you that it's probably time to replace battery in your Infiniti Q45: multiple clicks to unlock or lock doors required, low key battery indicator on dashboard, signal strength reduced and key fob buttons not working.
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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: KBRASZU07
  2. Models: 1997-2001 Infiniti Q45