Can’t start your Mazda 5 due to a dead battery? This guide provides instructions on how to replace the battery on Mazda 5 models years 2010 through 2018.

What you will need

  • Group 35 Battery
    • The battery cold cranking amps should be at least 500 A or higher.
  • Battery Terminal Cleaner
  • Metric Mechanic Toolset
    • 10mm Socket
    • 3/8″ Ratchet Wrench


  1. Turn off the engine. Before replacing the car battery on your Mazda 5, step one is to turn off the ignition. Mazda can be sensitive to voltage drops, and keeping the key in the ignition can cause electrical problems.2010-2018 Mazda 5 Battery Replacement Instructions 2010 2011 2012 2013 2014 2015 2016 2017 2018 Mazda Mazda5 Mazda 5
  2. Open hood. Pull the hood release to open the hood.
  3. Locate Battery. In your Mazda 5, the battery is located in the engine bay. open trunk to access battery 2010 2011 2012 2013 2014 2015 2016 2017 2018 Mazda Mazda5 Mazda 5
  4. Disconnect the negative terminal. Use a 10mm wrench to loosen the negative (-) battery terminal nut. Disconnect the negative battery terminal on your Mazda.
  5. Disconnect the positive terminal. Next, disconnect the positive battery terminal.
  6. Identify the battery bracket. Remove battery hold-down bracket. Here is a close-up picture of the battery bracket on your Mazda 5.How to replace car battery on Mazda 5 2010 2011 2012 2013 2014 2015 2016 2017 2018 Mazda Mazda5 Mazda 5
  7. Remove the battery from the bracket. Remove the old battery. Install the new battery.
  8. Clean battery terminals with a terminal brush or sandpaper. This will ensure there is a good connection to the
  9. Connect the new battery. Reconnect battery terminals. First, connect the positive battery cable to your Mazda 5. Lastly, connect the negative terminals. Use fiber washers to prevent corrosion of the battery terminals.

To change the battery on the 2010-2018 Mazda 5, you will need a few basic tools, a new battery, and about 20 minutes.

We hope that you found this DIY guide Mazda 5 Battery Replacement Guide helpful. For more help with your Mazda 5, check out these Mazda maintenance guides and tips.

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  1. Anonymous says:

    Just wanted to thank you for taking the time to post this. Also I didn’t have to sync anything. At least as far as I can tell.

  2. Anonymous says:

    Wow the Mazda dealer wanted $280 to replace the battery on my 2012 Mazda 5. I didn’t know it was so easy to replace the battery on Mazda5. Going to get a group 26R battery and install it myself. Hey if I can save $100, why not? Thanks for the tutorial YOUCANIC.