How to Replace the Battery in a 2007 Mazda 6 Key Fob

How to Replace the Battery in a 2007 Mazda 6 Key Fob

Remote key fob grant easy access to your car. If the remote key fob battery is dead or weak you’ll lose your fob’s ability to use distance opportunities. In this article, we walks you through how to disassembly your remote key fob and replace your Mazda key battery.

What size battery does 2007 Mazda 6 remote key fob take

Before going to open remote key fob check all that you need: flat head screwdriver and 1 CR1620 battery.
  • 1xCR1620 battery
  • flat head screwdriver

Step by step instruction

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

Gently try to open your key fob with flat head screwdriver. Change 1xCR1620 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's body. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you put battery wrong way.

Before assembling keyless entry fob's case, make sure that everything is functioning by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Accurately try to put the pieces together by hands from top to bottom. If your fob body firmly closed, we done. If not, repeat the last step.

How to replace the battery video instruction

How To Change A Mazda 6 Key Fob Battery (2006-2012)

Still not working? Buy new one

Frequently Asked Questions

Key fob of Mazda 6 require 1xCR1620 batteries. Price for CR1620 batteries are under $5 build upon the type, size packaging and brand you buy. Take your old battery to the store, with you to find a proper replacement.

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

Yes, you can change battery in your 2007 Mazda 6 key yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty easy with our step by step guide.

Car service price for change the battery in remote key fob is from 50 to 600 dollars depending on the car.

Remote key fob batteries in Mazda 6 should be replaced once in four years, but this will differ based on frequency of use and quality. If your keyless entry remote decreased signal strength, you should change batteries before it stop close doors and make problems for you.

If your 6 need multiple clicks to unlock or lock doors, key fob buttons not working, fob's battery more than 4 years old or has low key battery indicator on dashboard, in most cases battery change in remote key fob required. Current battery is dead or weak with a high probability, but if it's not help to fix issues, keyless entry remote change or repair needed.
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Fob Compatibility:

  1. FCC ID: KPU41788
  2. Models: 2006-2008 Mazda 6