2010 Mazda CX-9 Key Fob Battery Replacement Instructions

2010 Mazda CX-9 Key Fob Battery Replacement Instructions

If your car keyless entry remote isn't open doors correct, the cell battery surely needs to be replaced. In this post, we described how to open your car remote key fob and change your Mazda key battery step by step.

What type battery does 2010 Mazda CX-9 keyless entry remote take

Before beginning disassembly key fob check all that you need: flat head screwdriver and one CR2025 battery.
  • 1xCR2025 battery
  • flat head screwdriver

Step by step guide

A button cell battery installed inside the your remote key fob. Move the key out of the way if it is in the keyless entry remote.

Gently try to open your key with hands or flat head screwdriver. Replace 1xCR2025 battery with flat head screwdriver.

Now it's time to install new battery in keyless entry fob's case. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

Before assembling keyless entry fob's case, make sure that all functions works by pressing buttons on key fob.

The last thing to do is put your cover back on fob. Accurately try to put the two halves in place by hands from top to bottom. If your fob case tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2010 Mazda CX-9 Video

Mazda CX-9 Flip Key Fob Battery Replacement (2007 - 2015)

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Mazda CX-9 use 1xCR2025 batteries. Price for CR2025 batteries are under $4-6 depending on the brand, size packaging and type you buy. You can take old battery to the store, to be sure.

Usually, after remote key fob battery change, you do not need to reprogram. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2010 Mazda CX-9 remote key fob yourself. Most hard part is to open keyless entry fob's case. It's pretty simple with our step by step guide.

The cost to replace the battery in fob can run anywhere $50-600 depending on the car and the service station.

You should change batteries inside remote key fob of Mazda CX-9 at least every three or four years. The term of battery vary on usage time, operating conditions and quality. Famous brands cells usually will last longer.

If your auto key fob buttons not working, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or signal strength reduced, in most cases battery change inside key fob required. Currently installed battery is weak or dead with a high probability, but if it's not help, fob change or repair needed.
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Fob Compatibility:

  1. FCC ID: WAZX1T763SKE11A04
  2. Models: 2010-2015 Mazda CX-9