Replace Key Fob Batteries

2005 Acura TSX Key Fob Battery Replacement Instructions

2005 Acura TSX Key Fob Battery Replacement Instructions

If your auto keyless entry remote isn't unlock doors properly, the cell battery likely must to be changed. It's not complicated to replace the battery in your remote key fob, and it’s easier than you think. All you need is described in this article.

What is the battery remote key fob require

Don't forget before disassembly key fob check all that you need: flat head screwdriver, phillips head screwdriver and CR2025 battery.
  • phillips head screwdriver
  • flat head screwdriver
  • 1xCR2025 battery

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

Inside of your keyless entry remote installed small coin cell battery. Remove fasteners on the back of the remote key fob. Spin the keyless entry remote over and look for at least 1 screw holding in the plastic.

Accurately try to open your fob with flat head screwdriver. Remove CR2025 battery with flat head screwdriver.

Now it's time to install new battery in fob’s body. Battery must be installed with the same polarity as was a previous. Your key will not work if you mistakenly put battery wrong way.

When the new battery installed, verify remote key fob by pressing buttons. If everything is functioning, assemble your keyless entry fob's body in reverse order.

The last thing to do is put your cover back on fob. Accurately 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. Screw fastener in the back of the remote key fob.

Video of key fob opening

Acura TSX Key Fob Battery Replacement (2004 - 2008)

Still not working? Buy new one

FAQ

Remote key fob of Acura TSX require 1xCR2025 batteries. Most CR2025 batteries are under $6 depending on the brand, type and size packaging you buy. You can take old battery to the store, to find a proper replacement.

Usually, after key battery change, reprogramming not required. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2005 Acura TSX keyless entry remote yourself. Most hard part is to disassembly fob’s case. It's pretty simple with our guide.

The price to replace the battery inside key fob is in range $50-600 depending on the make and the service station.

Key fob batteries in modern cars should be replaced once in four years, also this will vary based on usage and battery quality. If your key fob reduced signal strength, you should change batteries before it stop open doors and make problems for you.

These signs will warn you that it's probably time to replace battery in your 2005 Acura TSX: you didn't change battery more than 4 years, multiple clicks to unlock or lock doors required, low key battery indicator on dashboard and signal strength reduced.
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Contents:

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

Other Acura Models:

Fob Compatibility:

  1. FCC ID: OUCG8D-387H-A
  2. Models: 2004-2008 Acura TSX